Dbyc's Hong Kong Pvol Quiz Grade II

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1/119 Questions

What is the most likely reason for a 2-stroke outboard engine to fail to start?
- Dipstick shows no oil present
- Damaged magneto
- Sheer pin broken
- Reverse gear is selected

About This Quiz

Embark on a maritime knowledge journey with the "DBYC's Hong Kong PVOL Quiz Grade II." This quiz, tailored for aspiring mariners and boating enthusiasts, explores the intricacies of Pleasure Vessel Operator Licenses (PVOL) in Hong Kong. Test your understanding of maritime regulations, safety protocols, and navigation essentials specific to Hong Kong waters. Whether you're a seasoned sailor or someone setting See moresail for the first time, this quiz offers a comprehensive assessment of your PVOL knowledge. Navigate through questions covering key aspects of boating safety, local regulations, and responsible maritime practices. Join us in promoting safe and informed boating with this enlightening quiz designed to assess and enhance your proficiency in DBYC's Hong Kong PVOL Grade II requirements. Smooth sailing awaits those ready to tackle this maritime challenge!

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2.

What action should vessel 1 take if vessel 11 has sounded the danger signal?
- Signal and turn starboard
- Signal and turn port
- Turn to starboard and allow vessel 11 to pass clear
- Stop
Correct Answer

A. Stop

Explanation

If vessel 11 has sounded the danger signal, also known as five short blasts, vessel 1 should stop. This signal indicates that vessel 11 is unsure of vessel 1's intentions or actions, possibly signaling a dangerous situation. By stopping, vessel 1 allows vessel 11 to assess the situation and take appropriate action to avoid a potential collision or accident, ensuring the safety of both vessels.

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1
3.

You are in a power driven vessel in open waters heading from Cheung Chau towards Lamma Island. Which one of the following vessels is the 'Stand On' vessel?
- Macau Jet Foil dead ahead.
- Passenger ferry four points aft your port beam.
- Sailing vessel four points on your starboard bow.
- A vessel weighing anchor on your port beam.
Correct Answer

A. Sailing vessel four points on your starboard bow.

Explanation

The correct answer is the sailing vessel four points on your starboard bow. According to the International Regulations for Preventing Collisions at Sea (COLREGS), when two power-driven vessels are approaching each other, the vessel on the starboard side has the right of way and is the "Stand On" vessel. In this scenario, the sailing vessel is on the starboard side of the power-driven vessel, so it has the right of way and should maintain its course and speed.

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1
4.

What is the recommended stopping distance in fog?
- 1/4 visibility distance
- 1/2 visibility distance
- Visibility distance
- Within a safe speed so as to avoid collision with another vessel
Correct Answer

A. Within a safe speed so as to avoid collision with another vessel

Explanation

The recommended stopping distance in fog is within a safe speed so as to avoid collision with another vessel. This is because fog reduces visibility, making it difficult to see other vessels and obstacles in the water. By maintaining a safe speed, a vessel can have enough time to react and stop in case there is a risk of collision. It is important to adjust the speed based on the prevailing conditions to ensure the safety of everyone on board.

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5.

What action should you take if you see these lights?
- Stop and go back the way you just came.
- Sound one short blast and turn to starboard.
- Continue ahead with caution.
- None of the above.
Correct Answer

A. Sound one short blast and turn to starboard.

Explanation

If you see these lights, you should sound one short blast and turn to starboard. This is the correct action to take according to the International Regulations for Preventing Collisions at Sea (COLREGS). Sounding one short blast indicates that you intend to pass on the starboard side of the other vessel. Turning to starboard ensures that you are keeping to the right and avoiding a potential collision. This action is necessary to maintain safe navigation and follow the rules of the road at sea.

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6.

What type of vessel shows these lights?
- A vessel pushing.
- A dredger foul side to starboard.
- A dredger foul side to port.
- None of the above
Correct Answer

A. A dredger foul side to port.

Explanation

A vessel pushing: This typically involves specific lights indicating a tug and its tow. The arrangement of lights you've described (without an image to reference) might not be consistent with typical configurations for a pushing vessel unless further context (like additional white lights indicating a tow) is specified.
A dredger with the foul side to starboard: Would typically show two red lights in a vertical line on the port side, indicating that it is unsafe to pass on that side (the side showing two red lights), and two green lights on the starboard side, indicating that it is safe to pass on that side.
A dredger with the foul side to port: Would show the opposite arrangement to the above - two green lights on the port side and two red lights on the starboard side, indicating it is unsafe to pass on the starboard side.

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0
7.

What type of vessel shows these lights?
- A sailing vessel.
- A power driven vessel less than 50m.
- A vessel at anchor.
- A vessel in distress.
Correct Answer

A. A sailing vessel.

Explanation

The lights described in the question are typically displayed by a sailing vessel. Sailing vessels use specific lights to indicate their presence and maneuverability to other vessels at sea. These lights help other vessels determine the type and status of the sailing vessel, ensuring safe navigation and avoiding collisions. Therefore, the correct answer is a sailing vessel.

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8.

In a sail boat how can you make yourself more visible to vessels using radar in restricted visibility?
- Wet the sails with sea water.
- Raise a black diamond shape.
- Hoist a radar reflector.
- Proceed under power.
Correct Answer

A. Hoist a radar reflector.

Explanation

Hoisting a radar reflector in a sailboat can make oneself more visible to vessels using radar in restricted visibility. A radar reflector is designed to reflect radar signals back to the source, making the sailboat easier to detect on radar screens. This increases the chances of other vessels spotting the sailboat and helps to prevent collisions in poor visibility conditions. Wetting the sails with sea water, raising a black diamond shape, or proceeding under power may not have the same effect of enhancing visibility on radar as hoisting a radar reflector.

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9.

When entering fog what action should you take?
- Post lookouts for sound only.
- Take a note of your present course and turn round to go back from where you came.
- Show amber light to make you more visible.
- Proceed at safe speed.
Correct Answer

A. Proceed at safe speed.

Explanation

When entering fog, it is important to proceed at a safe speed. This means reducing your speed to a level that allows you to maintain control of your vehicle and react to any hazards that may arise. It is crucial to adjust your speed according to the visibility conditions and to be prepared to stop if necessary. This ensures the safety of yourself, your passengers, and other road users.

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10.

In Fog a vessel towing under power but making no way should sound?
- One long blast every two minutes.
- Two long blasts every two minutes.
- One long and short blast every two minutes.
- One long and three short every one minute.
Correct Answer

A. One long and short blast every two minutes.

Explanation

When a vessel is in fog and is towing under power but not making any way (not moving forward), it should sound one long and one short blast every two minutes. This signal indicates that the vessel is being towed and is unable to maneuver freely. The combination of one long and one short blast helps other vessels in the vicinity to identify and take necessary actions to avoid a collision.

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0
11.

In restricted visibility, which sound should a pilot vessel on duty, drifting with the tide make?
- One long blast every two minutes.
- Two long blasts every two minutes.
- One long and two short blasts every two minutes.
- One prolonged blast followed by four short blasts at intervals not exceeding two minutes.
Correct Answer

A. One prolonged blast followed by four short blasts at intervals not exceeding two minutes.

Explanation

In restricted visibility, a pilot vessel on duty, drifting with the tide should make one prolonged blast followed by four short blasts at intervals not exceeding two minutes. This sound signal is used to indicate the vessel's presence and to warn other vessels of its position and intentions. The combination of a prolonged blast followed by four short blasts is a specific signal recognized by other vessels, helping to prevent collisions and maintain safety in conditions of restricted visibility.

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12.

Vessel 2 sounds one short blast, what is she going to do?
- Turn to starboard and give way to 1.
- Stop and give way to 1.
- Speed up and cross ahead of 1.
- Turn to Port and give way to 1.
Correct Answer

A. Turn to starboard and give way to 1.

Explanation

When a vessel sounds one short blast, it indicates that the vessel intends to turn to starboard (right) and give way to another vessel. In this case, Vessel 2 is going to turn to starboard and give way to Vessel 1.

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13.

What signal does a jetfoil make in restricted visibility when under way but stopped?
- _ . .
- _ _
- . .
- _ .
Correct Answer

A. _ _

Explanation

The answer to this question is "I am aground." In restricted visibility, a jetfoil that is under way but stopped would make this signal to indicate that it is stuck on the ground or a shoal. This signal is used to warn other vessels in the area that the jetfoil is unable to move and may pose a hazard.

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14.

A tug towing with the length of tow over 200m is fine on the port bow. Is this the
- Crossing rile.
- Keep out of way rule.
- Stand on rule.
- End on rule.
Correct Answer

A. Stand on rule.

Explanation

The Stand on rule states that a vessel must maintain its course and speed when encountering another vessel. In this scenario, the tug is towing with a length of tow over 200m and is fine on the port bow, meaning it is approaching from the left side of the vessel. According to the Stand on rule, the vessel being approached must maintain its course and speed, indicating that the correct answer is the Stand on rule.

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15.

What do you not do in a collision situation?
- Make too early an alteration.
- Make too large an alteration.
- Stand on.
- Make frequent and small alterations of speed.
Correct Answer

A. Make frequent and small alterations of speed.

Explanation

In a collision situation, making frequent and small alterations of speed can be dangerous. This can confuse other drivers and increase the risk of a collision. It is important to maintain a steady speed and avoid sudden changes that may surprise or confuse other drivers. Instead, it is recommended to make gradual and controlled movements to avoid collisions.

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16.

You hear one prolonged blast on the starboard bow in clear visibility. Do you
- Sound . . and turn to starboard.
- Sound _ and reduce speed.
- Sound . and turn to port.
- Stand on.
Correct Answer

A. Sound _ and reduce speed.

Explanation

When you hear one prolonged blast on the starboard bow in clear visibility, it is a signal from another vessel that they are altering their course to starboard. In response, you should sound one prolonged blast and reduce your speed to avoid a potential collision.

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17.

Poor visibility means
- Fog.
- Mist.
- Heavy rain.
- All of the above.
Correct Answer

A. All of the above.

Explanation

Poor visibility refers to a condition where it is difficult to see clearly due to various factors. Fog is a weather condition characterized by a thick cloud of tiny water droplets suspended in the air near the ground, reducing visibility. Mist is similar to fog but with less density. Heavy rain can also cause poor visibility as it creates a curtain of water that obstructs vision. Therefore, all three options - fog, mist, and heavy rain - contribute to poor visibility, making "All of the above" the correct answer.

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18.

A pilot vessel on pilotage duty and underway in fog sounds
- _ .
- _ _
- _ . . . .
- All
Correct Answer

A. _ . . . .
19.

In restricted visibility to make yourself better seen you:
- Hoist a black ball.
- Hoist wet canvas or sail.
- Switch on navigation lights.
- Put on your life jacket.
Correct Answer

A. Switch on navigation lights.

Explanation

In restricted visibility, switching on navigation lights is the best way to make yourself better seen. Navigation lights are specifically designed to be visible in low visibility conditions and alert other vessels to your presence. Hoisting a black ball or wet canvas/sail may not be easily visible or recognizable to other vessels. Putting on a life jacket is important for safety but does not necessarily make you more visible to others. Therefore, switching on navigation lights is the most appropriate action to take in this situation.

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20.

You are underway & making way in fog and you hear a loud whistle on the starboard bow. Do you:
- Reduce speed.
- Turn around and go back on opposite track.
- Turn to starboard.
- Take off all way.
Correct Answer

A. Take off all way.

Explanation

In foggy conditions, it is important to take off all way, which means to stop the forward motion of the vessel. This is because fog can severely reduce visibility, making it difficult to navigate and avoid collisions. By taking off all way, the vessel minimizes the risk of colliding with any other vessels or objects that may be in the vicinity.

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21.

What is the correct fog signal for Jetfoil, stopped in fog?
- _ . . . .
- _ _ _ _ _
- _ _
- . _ . .
Correct Answer

A. _ _

Explanation

The correct fog signal for a Jetfoil stopped in fog is two prolonged blasts followed by two short blasts.

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22.

What is the overtaking signal for a ferry?
- _ .
- _ _ .
- . _ _
- . _ _ .
Correct Answer

A. _ _ .

Explanation

The overtaking signal for a ferry is indicated by the Morse code pattern _ _ . which represents the letter "U".

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23.

What should you NOT do when risk of collision exists with another vessel?
- Make early alterations of course.
- Make longer and obvious movements.
- Make small indiscernible changes of course and speed.
- Maintain your privilege when 'stand on' vessel.
Correct Answer

A. Make small indiscernible changes of course and speed.

Explanation

When there is a risk of collision with another vessel, making small indiscernible changes of course and speed is not recommended. This is because these small changes may not be noticeable to the other vessel, increasing the chances of a collision. Instead, it is important to make longer and obvious movements to clearly indicate your intentions and avoid any confusion.

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24.

When underway in fog - should you
- Speed up.
- Send everybody down below.
- Reduce noise on board.
- Proceed along normally.
Correct Answer

A. Reduce noise on board.

Explanation

When underway in fog, reducing noise on board is important for safety reasons. Fog reduces visibility, making it difficult for other boats to detect your presence. By reducing noise, you can increase the chances of being heard by other vessels and avoid potential collisions. Additionally, reducing noise helps to improve communication between crew members on board, ensuring that everyone is aware of their surroundings and can respond quickly to any potential hazards.

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25.

Identify these lights
- Sailing vessel.
- Fishing vessel trawling.
- Fishing vessel.
- Police boat.
Correct Answer

A. Fishing vessel trawling.

Explanation

The correct answer is "Fishing vessel trawling" because the question asks to identify the lights, and the lights described in the options are commonly associated with different types of vessels. The lights on a fishing vessel trawling are specific and distinguishable, typically consisting of a green light on the starboard side, a red light on the port side, and a white light at the stern. These lights indicate that the vessel is engaged in trawling, which is a fishing method that involves dragging a net behind the boat.

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26.

Through how many degrees should an anchor light be visible?
- 112.5
- 225
- 135
- 360
Correct Answer

A. 360

Explanation

The anchor light should be visible through 360 degrees. This means that it should be visible from all directions around the boat, ensuring that other vessels can easily spot the anchored boat and avoid any potential collisions. Having a 360-degree visibility ensures the safety of the boat and other nearby boats in low visibility conditions or at night.

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27.

What do these lights signify?
- Sailing vessel under power.
- Power driven vessel less than 7m
- Sailing vessel of any length.
- Sailing vessel not underway.
Correct Answer

A. Sailing vessel of any length.

Explanation

The lights signify a sailing vessel of any length. This means that any sailing vessel, regardless of its size, is represented by these lights.

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28.

What does these lights signify?
- Fishing vessel viewed from the stern.
- A vessel not under command from astern.
- Power driven vessel from astern.
- Pilot vessel from astern.
Correct Answer

A. Power driven vessel from astern.

Explanation

The lights signify a power driven vessel from astern. This means that there is a motorized vessel approaching from behind. The lights are used to indicate the vessel's position and direction of movement to other vessels in order to avoid collisions.

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29.

What do these shapes signify?
- Power driven vessel.
- Power driven vessel not under command.
- Dredger clear side.
- Survey vessel under way.
Correct Answer

A. Power driven vessel not under command.

Explanation

The shapes mentioned in the question are used as signals to indicate the status or condition of a vessel. In this case, the shape signifies a power-driven vessel that is not under command. This means that the vessel is unable to maneuver as required by the International Regulations for Preventing Collisions at Sea (COLREGS) due to exceptional circumstances, such as a mechanical failure or being unable to steer. This signal alerts other vessels to exercise caution and give way to the vessel in order to avoid any potential collisions.

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0
30.

These lights are shown on what kind of vessel?
- Sailing vessel optional lights.
- Not under command.
- Lights ashore.
- Dredger danger on this side.
Correct Answer

A. Not under command.

Explanation

The correct answer is "Not under command." The given options are different types of lights that are shown on vessels. "Not under command" refers to a vessel that is unable to maneuver as required due to some exceptional circumstances, such as mechanical failure or being adrift. In such situations, the vessel displays specific lights to indicate its status to other vessels, ensuring safe navigation and preventing collisions.

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31.

We see this ahead:Do we:
- Alter course to port.
- Alter course to starboard.
- Stop and assess the situation.
- Wait until vessel passes clear.
Correct Answer

A. Alter course to port.

Explanation

Based on the given options, the correct answer is to alter course to port. This means that when we see something ahead, we should change our course to the left side. This action is taken to avoid a potential collision or any other obstacle that may be in our path. By altering the course to port, we can safely navigate around the object or vessel that we see ahead.

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32.

You see these lights what do they mean?
- A tug towing
- Two different vessels
- Tug pushing
- Vessel towing a tug
Correct Answer

A. Tug pushing

Explanation

The lights mentioned in the question indicate the action of a tug pushing another vessel. This means that a tugboat is using its power to push another vessel, rather than towing it. The lights serve as a signal to other vessels in the area, indicating the specific action being performed by the tug.

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33.

What does a single yellow flashing light indicate?
- A hovercraft underway.
- A special mark buoy.
- Stern light of a tug towing.
- Fishing vessel shooting nets.
Correct Answer

A. A special mark buoy.

Explanation

A single yellow flashing light indicates a special mark buoy. Special mark buoys are used to indicate specific navigational information or hazards such as underwater cables, pipelines, or restricted areas. The yellow flashing light helps to draw attention to the buoy and alert mariners to be cautious in the area. This type of buoy is commonly used in maritime navigation to assist vessels in safely navigating through waterways.

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34.

The sidelights on a 12m power driven vessel are positioned:
- 1 meter below the masthead light.
- 1 meter above the gunwale
- 3/4 the breadth above the gunwale
- 2 meters below the masthead light.
Correct Answer

A. 1 meter below the masthead light.

Explanation

The sidelights on a 12m power driven vessel are positioned 1 meter below the masthead light. This positioning ensures that the sidelights are at a sufficient height to be visible to other vessels, while also being lower than the masthead light to avoid any confusion or obstruction. Placing the sidelights 1 meter below the masthead light helps to maintain proper visibility and adherence to navigation rules.

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1
35.

Identify this vessel.
- A sailing vessel.
- A bunker barge.
- A vessel at anchor.
- A power driven boat under 50m.
Correct Answer

A. A power driven boat under 50m.

Explanation

The given answer, "A power driven boat under 50m," is the correct identification for the vessel. This is because the other options, such as a sailing vessel, a bunker barge, and a vessel at anchor, do not accurately describe the characteristics of the vessel in question. The answer indicates that the vessel is powered by an engine and is smaller than 50 meters in length.

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36.

Identify this vessel.
- Bunker barge.
- Pilot vessel.
- Fishing vessel.
- None of the above.
Correct Answer

A. None of the above.

Explanation

The given options suggest different types of vessels, namely a bunker barge, pilot vessel, and fishing vessel. However, the correct answer states that the vessel in question does not fall into any of these categories. Therefore, it can be inferred that the vessel is something other than a bunker barge, pilot vessel, or fishing vessel.

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37.

Identify this vessel.
- Pilot vessel.
- Trawler.
- Sailing vessel.
- Vessel towing.
Correct Answer

A. Trawler.

Explanation

The correct answer is "Trawler." A trawler is a type of vessel that is specifically designed for commercial fishing. It is equipped with fishing nets or trawls that are dragged behind the vessel to catch fish or other marine organisms. Trawlers are typically larger and more powerful than other fishing vessels and often have processing facilities on board to handle the catch. The other options, such as pilot vessel, sailing vessel, and vessel towing, do not accurately describe the characteristics and purpose of the vessel shown.

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38.

Identify this vessel.
- Anchored vessel (any size)
- Fishing vessel.
- Pilot vessel.
- None of the above.
Correct Answer

A. Pilot vessel.

Explanation

The correct answer is pilot vessel because a pilot vessel is a type of ship that is used to transport maritime pilots to and from large ships in order to guide them through difficult or dangerous waters. It is typically smaller in size compared to other vessels and is easily identifiable by its distinctive markings and lights.

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1
39.

A cone point down indicates:
- A vessel being towed.
- A trawler more than 20m in length.
- A fishing vessel with nets extending over 150m.
- A sailing vessel under power.
Correct Answer

A. A sailing vessel under power.

Explanation

A cone point down is a day shape used to indicate that a sailing vessel is under power. This means that the vessel is using its engine or motor instead of relying solely on wind power. The cone shape, with the point facing downwards, is easily recognizable and helps other vessels understand that the sailing vessel may not be able to maneuver as easily as when it is solely under sail.

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40.

In Rule 27 (vessel not under command or restricted in ability to manoeuvre) what is the limit of the size the vessel which need not to carry the prescribed lights:
- 20m
- 50m
- 12m
- 7m
Correct Answer

A. 7m

Explanation

The correct answer is 7m. According to Rule 27, vessels that are not under command or restricted in their ability to maneuver are required to carry the prescribed lights. However, vessels that are less than 7 meters in size are exempted from this requirement.

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41.

The inboard screen of a side light should be:
- Green
- Red
- (a) or (b)
- Black
Correct Answer

A. Black

Explanation

The inboard screen of a side light should be black. This is because the inboard screen is used to block the light from the side light, preventing it from shining in the wrong direction or causing glare. Black is the most effective color for blocking light, as it absorbs all wavelengths of light and minimizes reflection. Using any other color, such as green or red, would not be as effective in blocking the light and could potentially cause visibility issues or glare.

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42.

How should you face the waves in a rough sea?
- Head on
- Stern on
- Beam on
- Quarter on
Correct Answer

A. Head on

Explanation

In a rough sea, facing the waves head on is the best approach. This means directly facing the waves with the bow of the boat. By doing so, the boat can better handle the impact of the waves and reduce the risk of capsizing or being swamped. Facing the waves head on also allows the boat to maintain better control and stability in challenging conditions.

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43.

You are out in rough weather and you lose your propeller, what should you do?
- Attract attention and give a distress signal.
- Stop the engine.
- Stream a sea anchor.
- All persons to put on life jackets.
Correct Answer

A. Stop the engine.

Explanation

In rough weather, losing a propeller can lead to further damage or accidents. By stopping the engine, you can prevent any potential harm caused by the propeller. Additionally, stopping the engine can help conserve fuel and prevent the engine from overheating or malfunctioning. It is important to prioritize safety in such situations and take necessary measures to avoid any further risks or dangers.

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44.

Which circumstances give a more accurate transit bearing?1) Short distance between the two points.2) Short distance between the points and the observer.3) Long distance between the two points.4) Long distance between the points and the observer.
- 1 and 2
- 2 and 3
- 1 and 3
- 2 and 4
Correct Answer

A. 1 and 2

Explanation

A more accurate transit bearing is obtained when there is a short distance between the two points and a short distance between the points and the observer. This is because shorter distances reduce the potential for errors caused by factors such as curvature of the Earth, atmospheric refraction, and instrument limitations. The closer the points are to each other and to the observer, the less opportunity there is for these factors to introduce inaccuracies in the transit bearing measurement. Therefore, options 1 and 2 provide the circumstances that give a more accurate transit bearing.

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45.

When resuing people from the water, how should your engine be?
- Tick-over speed, forward gear
- Tick-over speed reverse gear
- Tick-over speed neutral gear.
- Stopped, key removed
Correct Answer

A. Stopped, key removed

Explanation

When rescuing people from the water, it is important to ensure the safety of both the rescuer and the person being rescued. Stopping the engine and removing the key is necessary to prevent any accidental movement of the boat, which could potentially harm the individuals in the water. By stopping the engine and removing the key, the boat remains stationary and reduces the risk of any further accidents or injuries.

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46.

Approaching a mooring, what is the greatest disadvantage of a stern wind?
- The boat will try to round up into the wind.
- The boat will try to lay across the wind.
- It will be more difficult to round the bow up to the mooring.
- More stern power is required.
Correct Answer

A. More stern power is required.

Explanation

When approaching a mooring with a stern wind, the greatest disadvantage is that more stern power is required. This is because the wind blowing from the stern can push the boat forward, making it difficult to slow down and control the boat's movement. To counteract this, the boat needs more power in the stern to maintain control and prevent the boat from being pushed past the mooring.

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1
47.

In rough weather how should you point the boat into the waves?
- Right on the bow.
- Right on the stern.
- Fine on the bow.
- On the beam.
Correct Answer

A. Fine on the bow.

Explanation

In rough weather, it is important to point the boat into the waves to ensure stability and prevent capsizing. "Fine on the bow" means pointing the boat slightly off-center towards the bow, which allows the waves to hit the boat at an angle. This position helps to reduce the impact of the waves and provides better control and maneuverability.

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48.

In rough weather you loose steering, what could you do?
- Lower the anchor.
- Extend warps from the front of the boat.
- Operate the engine astern.
- Send up distress flares.
Correct Answer

A. Lower the anchor.

Explanation

In rough weather, when you lose steering, lowering the anchor can help stabilize the boat and prevent it from drifting or being carried away by strong winds or currents. By anchoring, you can keep the boat in a fixed position and reduce the risk of collisions or running aground. This action provides temporary stability and allows you to assess the situation, make necessary repairs, or wait for improved conditions before continuing your journey.

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49.

Why do we not go at full speed in a power boat in rough seas?
- Because the bow would loose buoyancy.
- Cause the engine to race.
- Reduces visibility.
- Uses too much fuel which may be required for emergency.
Correct Answer

A. Cause the engine to race.

Explanation

Going at full speed in a power boat in rough seas can cause the engine to race. This is because the rough seas create unpredictable and unstable conditions, with waves and swells causing the boat to bounce and pitch. Going at full speed in these conditions can put excessive strain on the engine, causing it to race or rev too high. This can lead to engine damage or failure, as well as potentially compromising the control and stability of the boat. Therefore, it is advisable to reduce speed in rough seas to maintain control and ensure the safety of the passengers and the boat.

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