Accumulator Electronics Quiz: Can You Pass?
Are you an aspiring electrical engineer looking for some revision quizzes before you tackle the big quiz? This quiz is set to give you question on all the topics you should understand before you head on out to the field. Give it a try and see what you should polish up on.
- 1.
Identify the false statement
- A.
Low voltage is defined as any voltage below and including 60V DC or 25V AC RMS.
- B.
The tractive-system is a high-voltage system by definition.
- C.
The GLV system must be a low-voltage-system.
- D.
The GLV system must not be grounded to the chassis.
Correct Answer
D. The GLV system must not be grounded to the chassis.Explanation
The GLV system must not be grounded to the chassis because grounding the GLV system to the chassis would create a potential safety hazard. Grounding the GLV system could cause electrical shock or damage to the vehicle's electrical components. Therefore, it is necessary to ensure that the GLV system remains isolated from the chassis to prevent any potential electrical hazards.Rate this question:
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- 2.
Which of the following type of accumulator not is allowed?
- A.
Batteries
- B.
Fuel cells
- C.
LiPO4 chemistry cells
- D.
Super capacitors
Correct Answer
B. Fuel cellsExplanation
Fuel cells are not considered a type of accumulator. While batteries, LiPO4 chemistry cells, and super capacitors are all examples of accumulators that store and release energy, fuel cells are devices that convert chemical energy directly into electrical energy. Therefore, fuel cells do not fall under the category of accumulators.Rate this question:
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- 3.
The sticker on every accumulator container (which of the following is true)
- A.
A black lightning bolt on white background
- B.
Red lightning bolt on yellow background
- C.
The sticker must contain the text “High Voltage” only.
- D.
Red lightning bolt on blue background
Correct Answer
B. Red lightning bolt on yellow backgroundExplanation
The correct answer is red lightning bolt on yellow background. This is because the question is asking for the true statement about the sticker on every accumulator container. Out of the given options, the only one that is true is the red lightning bolt on yellow background.Rate this question:
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- 4.
Which of the following is correct?
- A.
Aluminum wheel nuts may be used.
- B.
Catch-can should contain 0.9 lit. of the coolant.
- C.
A single line of LEDs can be used as brake light.
- D.
A single brake master cylinder is acceptable under certain conditions.
Correct Answer
B. Catch-can should contain 0.9 lit. of the coolant. -
- 5.
Which of the following is not true?
- A.
Jacking point must be provided at rear of the car.
- B.
Jacking point can be made from aluminum tube.
- C.
There must be no leakage of any fluid when car is tilted up to 60 deg.
- D.
Car must not roll when tilted to 45 deg.
Correct Answer
C. There must be no leakage of any fluid when car is tilted up to 60 deg.Explanation
The statement "There must be no leakage of any fluid when car is tilted up to 60 deg." is not true because it is common for some fluids, such as oil or coolant, to leak from a car when it is tilted at extreme angles. This is especially true if there is a problem with the car's seals or gaskets.Rate this question:
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- 6.
3. Which of the following is not true?
- A.
Head restraint is provided to limit the rearward motion of driver’s head.
- B.
Head restraint can not be changed after technical inspection is complete.
- C.
Car should be presented in dry tires for technical inspection.
- D.
Steering wheel of shape “w” is not allowed.
Correct Answer
B. Head restraint can not be changed after technical inspection is complete.Explanation
The given statement "Head restraint can not be changed after technical inspection is complete" is not true. Head restraints can be adjusted or changed after the technical inspection is complete, as long as they meet the required safety standards.Rate this question:
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- 7.
Which of the following change cannot be done after completion of technical inspection?
- A.
Changing ride height
- B.
Recharging low-voltage batteries
- C.
Adjustment of tire pressure
- D.
Changing the seat insert
Correct Answer
A. Changing ride heightExplanation
After the completion of a technical inspection, various changes can still be made to ensure the proper functioning of a vehicle. However, changing the ride height is not one of them. Ride height refers to the distance between the ground and the bottom of the vehicle. This adjustment is typically made during the initial setup of the vehicle and is not meant to be changed afterwards. It is important to maintain the ride height as specified during the technical inspection to ensure the vehicle's stability and performance.Rate this question:
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- 8.
What is the minimum thickness of a main hoop that can be that can be used?
- A.
2.5 mm
- B.
2.4 mm
- C.
1.9 mm
- D.
2.45 mm
Correct Answer
B. 2.4 mmExplanation
The minimum thickness of a main hoop that can be used is 2.4 mm.Rate this question:
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- 9.
This pic represents the Keep out zones in front view? Which of the following is correct?
- A.
X = y
- B.
X > y
- C.
X < y
- D.
Not given in the rules
Correct Answer
A. X = y -
- 10.
Which of the following statements regarding finger guards is wrong?
- A.
Mesh or perforated material allowed with permissible allowance ofobject of diameter 12mm (0.5 in)
- B.
Mainly for preventing finger intrusion
- C.
Can be made up of low strength materials
- D.
For spinning parts of drivetrain while engine is on
Correct Answer
A. Mesh or perforated material allowed with permissible allowance ofobject of diameter 12mm (0.5 in)Explanation
The given statement regarding finger guards is wrong because mesh or perforated material is not allowed with a permissible allowance of an object of diameter 12mm (0.5 in).Rate this question:
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- 11.
Find the most appropriate statement out of the following for aerodynamics
- A.
In side elevation, aero parts have maximum height limit
- B.
In plan view, part of aerodynamic devices can be wider than the outside of front tires (measured at the height of hubs) for better for no oscillations.
- C.
Only fans can be used for removal of air from under the car for aerodynamic effects
- D.
These rules are not must to comply and can be changed for required strength and stability of aerodynamic devices
Correct Answer
A. In side elevation, aero parts have maximum height limitExplanation
In side elevation, aero parts have maximum height limit. This means that when viewing the car from the side, the aerodynamic components cannot exceed a certain height. This is important for maintaining the overall aerodynamic efficiency of the car and reducing drag. By imposing a maximum height limit, it ensures that the aerodynamic parts do not create excessive turbulence or hinder the airflow around the car. This rule helps to optimize the aerodynamic performance of the vehicle.Rate this question:
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- 12.
In exhaust flange, positive locking is must. Which of the following can't be used:
- A.
Nylon lock nuts
- B.
Clotter pins
- C.
Safety wire
- D.
All of the above can be used
Correct Answer
A. Nylon lock nutsExplanation
In an exhaust flange, positive locking is necessary to ensure that the nuts do not loosen due to vibrations or other external factors. Nylon lock nuts are designed with a nylon insert that provides resistance against loosening. Therefore, they can be used in an exhaust flange to provide the required positive locking. Clotter pins and safety wire can also be used for this purpose. Hence, all of the options mentioned can be used in an exhaust flange.Rate this question:
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- 13.
Which of the following dimensions are not specified in a percy template
- A.
Distance between hips and shoulders
- B.
Size of head with helmet
- C.
Distance between hips and knees
- D.
Distance between shoulders and head
Correct Answer
C. Distance between hips and kneesExplanation
The distance between hips and knees is not specified in a percy template. This means that the template does not provide any specific measurement or requirement for this dimension. The other dimensions mentioned in the question, such as the distance between hips and shoulders, size of head with helmet, and distance between shoulders and head, may have specific measurements or requirements in the percy template.Rate this question:
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- 14.
Which of the following is TRUE
- A.
Any bends in the Main Roll Hoop above its attachment point to the Major Structure of the Frame must be braced to a node
- B.
The minimum radius of any bend in roll hoops, measured at the tube centerline, must be at least three times the tube outside diameter.
- C.
It is not permissible to fabricate the Front Hoop from more than one piece of tubing
- D.
It is permissible to fabricate the Main Hoop from more than one piece of tubing
Correct Answer
B. The minimum radius of any bend in roll hoops, measured at the tube centerline, must be at least three times the tube outside diameter.Explanation
The given statement is true. According to the statement, the minimum radius of any bend in roll hoops must be at least three times the tube outside diameter. This is a safety requirement to ensure the structural integrity of the roll hoops. A larger radius helps distribute the stress more evenly and reduces the risk of failure or deformation during impact or rollover events. Therefore, it is important to adhere to this requirement when fabricating roll hoops for safety reasons.Rate this question:
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- 15.
Teams using only ALTERNATIVE TUBING must
- A.
Submit SES
- B.
Submit SRCF
- C.
Decrease outer dia. of tube compared to baseline dimensions for steel
- D.
Decrease the same cross-sectional area of steel as the baseline tubing specified
Correct Answer
A. Submit SESExplanation
Teams using only ALTERNATIVE TUBING are required to submit SES (System Element Specification). This means that they need to provide detailed specifications and documentation for the alternative tubing they are using, including its dimensions, materials, and performance characteristics. This is necessary to ensure that the alternative tubing meets the required standards and is safe and suitable for use in the given application. The submission of SES allows the organizers to evaluate and approve the use of alternative tubing in the competition.Rate this question:
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- 16.
In monocoque laminate testing, following test are to be performed
- A.
Shear test only
- B.
3-point bend test and shear test
- C.
4-point bend test and shear test
- D.
Bend test only
Correct Answer
B. 3-point bend test and shear testExplanation
In monocoque laminate testing, both the 3-point bend test and the shear test are performed. The 3-point bend test is conducted to evaluate the flexural strength and stiffness of the laminate, while the shear test is conducted to assess the shear strength and resistance of the laminate. These tests provide comprehensive information about the structural integrity and performance of the monocoque laminate, allowing for a thorough evaluation of its suitability for the intended application.Rate this question:
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- 17.
Monocoque buckling modulus is equal to
- A.
Young modulus of material
- B.
Shear modulus of material
- C.
Young modulus of material * second moment of inertia
- D.
Young modulus + second moment of inertia
Correct Answer
C. Young modulus of material * second moment of inertiaExplanation
The monocoque buckling modulus is equal to the product of the Young modulus of the material and the second moment of inertia. This is because the buckling modulus represents the resistance of a structure to buckling, which is influenced by both the stiffness of the material (Young modulus) and the distribution of its cross-sectional area (second moment of inertia). Therefore, multiplying these two factors gives the correct formula for the monocoque buckling modulus.Rate this question:
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- 18.
What could be the color and frequency of Tractive System Active Light?
- A.
Red, 4Hz
- B.
blue, 4Hz
- C.
Red, 8Hz
- D.
Blue, 8Hz
Correct Answer
A. Red, 4HzExplanation
The Tractive System Active Light is most likely red in color and has a frequency of 4Hz. This light is used to indicate that the tractive system is active. The color red is commonly associated with warning or danger, making it a suitable choice for this type of light. The frequency of 4Hz means that the light flashes four times per second, providing a clear and noticeable signal to those around it.Rate this question:
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- 19.
What should a car should not do in ready to race condition?
- A.
Show a characteristic movement
- B.
Produce a sound
- C.
Flash a light
- D.
None of the above
Correct Answer
A. Show a characteristic movementExplanation
In a ready to race condition, a car should not show a characteristic movement. This means that the car should not exhibit any unusual or noticeable movements that could potentially affect its performance or safety on the race track. It should remain stable and stationary, ready to accelerate and maneuver as required during the race.Rate this question:
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- 20.
If Brake System Plausibility Device is active which of the following thing should not happen?
- A.
Accumulator Isolation relay should open after 0.5 sec.
- B.
Power delivered to motor must not exceed 5kW.
- C.
Can-not be reset manually by driver.
- D.
None of the above
Correct Answer
D. None of the aboveExplanation
If the Brake System Plausibility Device is active, none of the mentioned things should happen. This means that the Accumulator Isolation relay should not open after 0.5 seconds, the power delivered to the motor should not exceed 5kW, and the device cannot be reset manually by the driver.Rate this question:
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- 21.
What all components are allowed to be removed to ensure opening giving access to cockpit is of adequate size?
- A.
Steering wheel
- B.
Steering column supports
- C.
Shift mechanism
- D.
All of these
Correct Answer
A. Steering wheelExplanation
To ensure that the opening giving access to the cockpit is of adequate size, the steering wheel needs to be removed. The steering wheel is a component that takes up space and can obstruct the opening. By removing it, more space can be created, allowing for a larger and easier access to the cockpit.Rate this question:
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- 22.
Which of the following methods are allowed for adjusting head restraint to accommodate different drivers?
- A.
Longitudinal adjustments
- B.
Using head restraints of alternative thickness
- C.
Adjustment in plane parallel to main roll hoop
- D.
All of these
Correct Answer
D. All of theseExplanation
All of the methods mentioned are allowed for adjusting head restraints to accommodate different drivers. Longitudinal adjustments refer to moving the head restraint forward or backward to align with the driver's head. Using head restraints of alternative thickness means using different sizes or padding to ensure a comfortable fit. Adjustment in a plane parallel to the main roll hoop allows for tilting or angling the head restraint to suit the driver's preference. Therefore, all of these methods can be used to adjust head restraints for different drivers.Rate this question:
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- 23.
Which of the following is not a valid of pivoting lap belt freely:
- A.
Shouldered bolt attachment
- B.
Eye bolt attachment
- C.
Wrapping them around frame
- D.
None of these
Correct Answer
C. Wrapping them around frameExplanation
Wrapping the pivoting lap belt around the frame is not a valid way of attaching it. The other options, such as shouldered bolt attachment and eye bolt attachment, are valid methods of attaching the pivoting lap belt. Wrapping the belt around the frame may not provide proper support and could potentially cause the belt to loosen or fail during use. It is important to follow proper attachment methods to ensure the effectiveness and safety of the lap belt.Rate this question:
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