Tro-3 Electric Operating Instructions Definitions

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Jeffrie Placencia
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Quizzes Created: 7 | Total Attempts: 1,021
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Tro-3 Electric Operating Instructions  Definitions - Quiz

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Questions and Answers
  • 1. 

    ________- A luminous and potentially destructive flash or flame in or about the wires,third rail, or electric apparatus caused by the passage of electric current through the air

    Explanation
    An arc is a luminous and potentially destructive flash or flame that occurs in or around wires, third rails, or electric apparatus when electric current passes through the air.

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  • 2. 

    ________- a hazardous electrical energy discharge. the resulting effects can include explosion, fire, sound and pressure waves, and super heated gasses that can cause serious harm to equipment and people

    Explanation
    An arc flash is a hazardous electrical energy discharge that can cause various destructive effects such as explosion, fire, sound and pressure waves, and superheated gases. These effects can lead to severe damage to both equipment and people.

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  • 3. 

    ________- a mechanical connection made to establish electrical continuity and conductivity between two points using a low impedance path

    Explanation
    A bond refers to a mechanical connection that is created to ensure electrical continuity and conductivity between two points by using a low impedance path. The terms bonded and bonding are related to the process of establishing this connection.

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  • 4. 

    ________- a high voltage cable or connection used to transmit high voltage power for propulsion from one unit of electric equipment to another 

    Explanation
    A bus jumper is a high voltage cable or connection used to transmit high voltage power for propulsion from one unit of electric equipment to another. It is commonly used in electric vehicles or other systems where power needs to be transferred between different components. The bus jumper allows for efficient and reliable transmission of high voltage power, ensuring that the propulsion system operates smoothly and effectively.

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  • 5. 

    ________- insulated conductor(s) , used for the transmission of electric power 

    Explanation
    Cable refers to insulated conductor(s) that are used for the transmission of electric power. This can include various types of cables such as power cables, underground cables, overhead cables, or submarine cables. These cables are designed to safely carry electrical energy from one point to another, ensuring efficient and reliable power transmission. They are typically made up of multiple insulated conductors bundled together, providing protection against electrical interference and reducing the risk of electrical shocks or short circuits.

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  • 6. 

    ________- a system of wires suspended between poles and bridges supporting overhead contact wires and feeders. 

    Explanation
    The given answer, "catenary system," accurately describes a system of wires suspended between poles and bridges that support overhead contact wires and feeders. This system is commonly used in various applications, such as electric railways and power distribution networks, to provide a stable and efficient means of transmitting electricity. The term "catenary" refers to the shape that the wires form under their own weight, which is similar to a hanging chain.

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  • 7. 

    ________- a stranded cable attached to supporting structures from which the auxiliary and contact wires are attached 

    Explanation
    The main messenger wire is a stranded cable that is attached to supporting structures. It serves as the primary support for the auxiliary and contact wires. These wires are then attached to the main messenger wire, allowing for the transmission of electricity or communication signals. The main messenger wire plays a crucial role in ensuring the stability and functionality of the entire system.

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  • 8. 

    ________- a wire suspended from the main messenger by hangers to which the contact wire is attached to increase ampacity. 

    Explanation
    The given correct answer is "auxiliary messenger wire". This wire is suspended from the main messenger by hangers, and it is used to increase the ampacity of the contact wire.

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  • 9. 

    ________- the overhead wire from which the pantograph collects current 

    Explanation
    The correct answer is "contact wire, trolly wire, contact trolly wire". These terms refer to different names for the overhead wire that the pantograph collects current from. The contact wire is the main wire that provides the electrical connection, while the trolley wire is another term for the same thing. "Contact trolley wire" is a combination of both terms, emphasizing the connection between the pantograph and the wire.

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  • 10. 

    ________- a conductor , or a system of conductors through which an electric current is intended to flow to and from its source 

    Explanation
    A circuit refers to a conductor or a system of conductors that allows the flow of electric current to and from its source. It is a closed loop pathway that facilitates the movement of electrons, enabling the transfer of energy. In a circuit, the electric current flows from the source, such as a battery or power supply, through the conductors, and then returns back to the source, completing the circuit. This allows for the continuous flow of electricity and the functioning of various electrical devices and systems.

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  • 11. 

    ________- a low voltage multi-circuit cable or jumper used between engines , cars, and multiple units (MU) to transmit control

    Explanation
    A control jumper or control jumpers are low voltage multi-circuit cables used to transmit control signals between engines, cars, and multiple units (MU). These cables are essential for coordinating and controlling the various components of a system, allowing for seamless communication and operation. Control jumpers ensure that control signals are accurately transmitted, enabling efficient control and coordination of the different units within a system.

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  • 12. 

    ________- the flow of electrons (electricity) through a conductor, typically measured in amperes 

    Explanation
    The term "current" refers to the flow of electrons (electricity) through a conductor, and it is typically measured in amperes. Current is a fundamental concept in electrical engineering and is crucial for understanding how electricity behaves in circuits. It represents the rate at which electric charges move through a conductor, and it is essential for powering devices and transferring energy.

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  • 13. 

    ________- a de-energized and grounded section of the catenary system 

    Explanation
    A "dead section" refers to a de-energized and grounded section of the catenary system. This means that there is no electrical current flowing through this particular part of the system, making it safe for maintenance or repairs to be carried out. It is important to identify and mark these dead sections to prevent accidental contact with live wires, ensuring the safety of workers and avoiding electrical hazards.

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  • 14. 

    ________- isolated from all sources of electrical potential . it is considered energized until tested and grounded 

    Explanation
    When an electrical system or equipment is "isolated from all sources of electrical potential," it means that it is disconnected from any power source or electrical circuit. In this state, it is considered "energized" until it is tested and grounded. The terms "de-energized" and "deenergized" both mean that the system or equipment has been safely disconnected from any electrical energy, making it safe to work on or handle. Therefore, the correct answer is "de-energized, deenergized."

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  • 15. 

    ________- it is produced at a generating station, power plant, or alternate energy source. it is transmitted at high voltage by means of transmission lines to substations where it is distributed at lower voltages to the overhead catenary system , signal power lines, and distribution circuits/facilities 

    Explanation
    The given answer, "electric energy," accurately describes the type of energy being referred to in the explanation. The explanation mentions that this energy is produced at a generating station or power plant, transmitted at high voltage, and distributed at lower voltages to various systems and circuits. All of these details align with the concept of electric energy, making it the correct answer.

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  • 16. 

    ________- used herein, refers to locomotives , dual mode , and multiple unit cars operated by power received from an overhead catenary system or third rail 

    Explanation
    The term "electric equipment" is used to refer to locomotives, dual mode, and multiple unit cars that are operated using power received from an overhead catenary system or third rail. This includes any electrical components or systems necessary for the functioning of these vehicles.

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  • 17. 

    ________- a train that is powered by an overhead catenary system , third rail, or dual-mode engine that doesn't have its pantograph locked down 

    Explanation
    An electric train is a train that is powered by an overhead catenary system, third rail, or dual-mode engine that doesn't have its pantograph locked down.

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  • 18. 

    ________- that portion of the railroad equipped for electric train operation by an overhead catenary system or third rail 

    Explanation
    The term "electrified territory" refers to the portion of the railroad that has been equipped with an overhead catenary system or third rail for electric train operation. This means that the tracks in this area have been electrified, allowing trains to run using electricity instead of traditional fuel sources.

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  • 19. 

    ________- electrically connected to a source of potential. (LIVE and Dangerous to life)

    Explanation
    The term "energized" means that something is electrically connected to a source of potential. In this context, it implies that the object or system is live and potentially dangerous to life.

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  • 20. 

    ________- a single-use overcurrent protective device designed to open and isolate a circuit when exposed to current above and beyond its normal operating condition 

    Explanation
    A fuse is a single-use overcurrent protective device designed to open and isolate a circuit when exposed to current above and beyond its normal operating condition. When the current exceeds the rated limit, the fuse wire inside the fuse melts, breaking the circuit and preventing damage to the connected devices. Fuses are commonly used in electrical systems to protect against short circuits and overloads.

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  • 21. 

    ________- a conductive connection, whether intentional or accidental, between an electrical circuit or equipment and the earth, or to some conducting body that serves in place of the earth 

    Explanation
    A ground refers to a conductive connection, whether it is intentional or accidental, between an electrical circuit or equipment and the earth. It can also refer to a conducting body that serves as a substitute for the earth.

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  • 22. 

    ________- a mechanical device located on top of electric train equipment that performs two functions: 1. it grounds the pantograph to the body of the equipment  2. it closes a mechanical hook over the pantograph to prevent it from rising 

    Explanation
    The mechanical device located on top of electric train equipment that performs two functions: grounding the pantograph to the body of the equipment and closing a mechanical hook over the pantograph to prevent it from rising is called a ground hook.

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  • 23. 

    ________- a device which separates signal track circuits from traction return circuits by providing a path for traction return current around insulated block joints and back to the substations 

    Explanation
    An impedance bond is a device that is used to separate signal track circuits from traction return circuits. It provides a path for traction return current around insulated block joints and back to the substations. The impedance bond helps to prevent interference between the signal track circuits and the traction return circuits, ensuring that the signals are not disrupted by the traction current. It is also known as an impedance reactance bond or a reactance bond.

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  • 24. 

    ________- a joint in the rail which electrical insulation is installed between adjoining rails

    Explanation
    The term "insulated rail joint" refers to a joint in the rail where electrical insulation is installed between adjoining rails. This insulation helps to prevent the flow of electricity between the rails, ensuring that the electrical current is properly directed along the tracks. Insulated rail joints are commonly used in railway systems to maintain the integrity of the electrical circuit and prevent any disruptions or malfunctions.

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  • 25. 

    ________- the closest distance an employee is permitted to approach an energized circuit or equipment 

    Explanation
    The term "minimum approach distance" refers to the closest distance that an employee is allowed to get near an energized circuit or equipment. This distance is set to ensure the safety of the employee by minimizing the risk of electrical hazards and potential accidents. By maintaining a minimum approach distance, the employee can avoid direct contact with the energized equipment and reduce the likelihood of electric shock or other injuries.

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  • 26. 

    ________- a device located on top of electrical equipment, which collects electric power from the overhead contact wire by means of a sliding contact shoe 

    Explanation
    A pantograph is a device located on top of electrical equipment that collects electric power from the overhead contact wire. It does this by using a sliding contact shoe. The pantograph is designed to make continuous contact with the overhead wire, allowing for the transfer of electric power to the equipment below. This mechanism is commonly used in electric trains and trams to provide power for their operation.

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  • 27. 

    ________- an insulated pole, with a metal hook at one end, designed to manually raise or lower a pantograph 

    Explanation
    A pantograph pole is an insulated pole with a metal hook at one end that is specifically designed to manually raise or lower a pantograph. The pantograph is a device used to collect power from overhead lines for electric trains or trams. The pole allows for easy and safe operation of the pantograph, allowing it to be raised or lowered as needed to make contact with the overhead power lines.

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  • 28. 

    ________OR________ - a location in the catenary system where overhead wires are arranged to provide an insulated section between different sources of AC power 

    Explanation
    A phase break or phase gap refers to a location in the catenary system where overhead wires are arranged to provide an insulated section between different sources of AC power. This is done to prevent electrical interference or short circuits that could occur when different phases of AC power come into contact. The use of phase breaks or phase gaps helps to ensure the safe and efficient transmission of electricity in the catenary system.

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  • 29. 

    ________-The term meaning electric energy used for traction or signals 

    Explanation
    The term "power" refers to electric energy used for traction or signals. Power is the rate at which energy is transferred or converted, and it is commonly used in the context of electrical systems to describe the amount of energy used or delivered per unit of time. In the case of traction or signals, power is required to operate and control the movement of vehicles or to transmit and receive signals for communication purposes. Thus, "power" accurately describes the electric energy used for traction or signals.

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  • 30. 

    ________-an unplanned interruption of electrical energy or short circuit 

    Explanation
    The term "power interruption" refers to an unplanned interruption of electrical energy or a short circuit. This can occur when there is a disruption in the flow of electricity, causing a temporary loss of power. It can be caused by various factors such as equipment failure, severe weather conditions, or human error. During a power interruption, electrical devices may stop working or experience a sudden loss of power, leading to inconvenience and potential damage.

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  • 31. 

    ________- the employee(s) in charge of the monitoring , controlling, and the distribution of power within an assigned territory 

    Explanation
    The correct answer is power supervisor, power dispatcher, power director. These terms all refer to individuals who are responsible for overseeing the monitoring, controlling, and distribution of power within a specific area. They play a crucial role in ensuring that power is distributed efficiently and effectively, and they are responsible for managing any issues or outages that may occur.

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  • 32. 

    ________- a person who, by reason of experience or training, is familiar with the operation to be performed and the hazards involved 

    Explanation
    A qualified person is someone who has the necessary experience or training to be knowledgeable about the specific task or operation to be carried out, as well as the potential risks and hazards associated with it. This individual is considered competent and capable of performing the job safely and effectively.

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  • 33. 

    ________- electrical connection between 2 adjacent lengths of rail

    Explanation
    A rail bond refers to an electrical connection between two adjacent lengths of rail. This connection is crucial in ensuring a continuous flow of electrical current throughout the rail system, allowing for the efficient operation of various electrical components such as signaling systems and traction power. The rail bond helps to maintain the integrity of the electrical circuit, preventing any disruptions or interruptions in the flow of electricity.

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  • 34. 

    ________- the combination of rails, jumpers, impedance bonds and cables that provide an electrical return path from the train to the substation 

    Explanation
    The term "rail return" refers to the combination of rails, jumpers, impedance bonds, and cables that create an electrical return path from the train to the substation. This system allows for the safe and efficient flow of electrical current between the train and the substation, ensuring that the train's electrical systems are properly powered.

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  • 35. 

    ________- a facility at which electrical power is supplied , transformed , switched, monitored, distributed, or controlled. often fenced outdoors or housed in a building or metal enclosed gear 

    Explanation
    The given correct answer, "substation," is a facility where electrical power is supplied, transformed, switched, monitored, distributed, or controlled. It can be located outdoors and fenced or housed in a building or metal enclosed gear. A substation plays a crucial role in the electrical power distribution system by receiving high voltage power from the main transmission lines and transforming it to lower voltage levels for distribution to end-users. It also houses various equipment and devices to monitor and control the flow of electricity.

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  • 36. 

    ________- a device that is closed to energize or connect and opened to de-energize or separate a section(s) of the catenary, signal power , or third rail 

    Explanation
    A sectionalizing switch is a device that is closed to energize or connect and opened to de-energize or separate a section(s) of the catenary, signal power, or third rail.

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  • 37. 

    What are the 3 types of Voltages used in NJ Transit 

    • A.

      26.7 Kv

    • B.

      12 kv

    • C.

      14 Kv

    • D.

      27.6 Kv

    • E.

      24.7 Kv

    • F.

      25 Kv

    Correct Answer(s)
    B. 12 kv
    D. 27.6 Kv
    F. 25 Kv
    Explanation
    The correct answer is 12 kv, 27.6 Kv, and 25 Kv. These are the three types of voltages used in NJ Transit.

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  • 38. 

    ________- an electrified rail located alongside and above the running rail from which a sliding contact shoe attached to the truck of electric equipment collects direct current 

    Correct Answer(s)
    third rail
    Explanation
    The term "third rail" refers to an electrified rail that is positioned alongside and above the running rail. It provides a source of direct current for electric equipment, which is collected through a sliding contact shoe attached to the truck. This arrangement allows for the efficient transfer of electricity to power the electric equipment.

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  • 39. 

    ________- apparatus , which serves to increase or decrease AC voltage and transfer energy from one circuit to another. 

    Correct Answer(s)
    transformer
    Explanation
    A transformer is an apparatus that is used to increase or decrease the alternating current (AC) voltage and transfer energy from one circuit to another. It works based on the principle of electromagnetic induction, where a changing current in one coil induces a voltage in another coil. This allows for efficient transmission of electrical energy over long distances and enables voltage levels to be adjusted for different applications.

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  • 40. 

    ________- a system of wires, cables, or both used to transmit power at high voltage between central generating stations and substations 

    Correct Answer(s)
    transmission lines, transmission line
    Explanation
    Transmission lines are a system of wires, cables, or both that are used to transmit power at high voltage between central generating stations and substations. They play a crucial role in the electrical power system by efficiently transporting electricity over long distances. The term "transmission lines" is used to refer to this system as a whole, while "transmission line" can also be used to refer to an individual wire or cable within the system.

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  • 41. 

    A-1 ________ make safety the primary concern 

    Correct Answer(s)
    always
    Explanation
    The word "always" implies that safety is consistently and continuously prioritized in all situations and circumstances. It suggests that there are no exceptions or compromises when it comes to ensuring safety. This emphasizes the importance of maintaining a constant focus on safety as the top priority.

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  • 42. 

    What lines are operated on 27.6 kV on hoboken division  ________ ________ ________

    Correct Answer(s)
    morristown line , gladstone line, montclair line
    Morristown line , Gladstone line, montclair line
    Morristown line , Gladstone line, montclair line
    Explanation
    The lines that are operated on 27.6 kV on the Hoboken division are the Morristown line, Gladstone line, and Montclair line.

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  • 43. 

    What lines are operated on 12kV on newark division ________ ________ ________ new jersey coast line : (east or west of aberdeen) ? (answer , WEST OF ABERDEEN OR EAST OF ABERDEEN)________

    Correct Answer(s)
    morrisville line, princeton line, hudson line, east of aberdeen
    morrisville line, princeton line, hudson line, east of aberdeen
    morrisville line, princeton line, hudson line, east of aberdeen
    morrisville line, princeton line, hudson line, east of aberdeen
  • 44. 

    A-4 employees must know and obey these instructions. compliance with them is essential for safety. ________ must be exercised to guard against personal injury, loss of life, or damage to property. if in doubt as to their meaning , employees must obtain clarification from their ________

    Correct Answer(s)
    constant care, care
    immediate supervisor
    Explanation
    The passage emphasizes the importance of following instructions for safety. It states that "constant care" and "care" must be exercised to prevent personal injury, loss of life, or damage to property. Additionally, if employees are unsure about the meaning of the instructions, they should seek clarification from their "immediate supervisor". This highlights the need for employees to be vigilant and cautious while carrying out their tasks, and to rely on their supervisor for guidance and clarification when needed.

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  • 45. 

    A-5 Employees must be familiar ,understand , and obey their ________, all nj transit ________ , and departmental safety rules and instructions

    Correct Answer(s)
    roadway worker regulations
    safety rules
    Explanation
    Employees are required to be familiar with, understand, and obey their roadway worker regulations, as well as safety rules and instructions provided by NJ Transit and their department. These regulations and rules are put in place to ensure the safety of employees while working on roadways. By following these guidelines, employees can minimize the risk of accidents and injuries, and maintain a safe working environment.

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  • 46. 

    A-6 Any communication of essential information must utilize ________ communications to ensure accurate transfer of information. 

    Correct Answer(s)
    3-part, 3 part, three part ,three-part
    Explanation
    The correct answer is "3-part, 3 part, three part, three-part". This answer is correct because it suggests that any communication of essential information must utilize a three-part communication method. This method ensures the accurate transfer of information by breaking it down into three parts.

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  • 47. 

    A-11 Loose or Broken impedance bond connections in the tracks must be regarded as Energized (LIVE) and reported to the ________

    Correct Answer(s)
    proper authority
    Explanation
    When there are loose or broken impedance bond connections in the tracks, they can be regarded as energized or live. This means that there is a risk of electrical current flowing through these connections, which can be dangerous. Therefore, it is important to report such issues to the proper authority. This authority would have the knowledge and expertise to address the problem and take necessary actions to ensure safety and prevent any accidents or further damage.

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  • 48. 

    A-13 When a signal to drop pantograph is displayed and received it must be acknowledges at one by ________, and pantographs must be dropped immediately 

    Correct Answer(s)
    two short sounds of the engine horn , 2 short sound of engine horn , 2 short sounds of the engine horn
    Explanation
    When a signal to drop the pantograph is displayed and received, it must be acknowledged by two short sounds of the engine horn. The pantographs must be dropped immediately after the acknowledgment.

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  • 49. 

    B-1 All overhead wires must be considered LIVE at all times, unless a ________ is granted and the wires are ________

    Correct Answer(s)
    clearence
    grounded
    Explanation
    Overhead wires are potentially dangerous and can carry electric current at all times. However, if a clearance is granted, it means that there is a safe distance between the wires and any object or person, reducing the risk of electric shock or contact. Additionally, the wires must be grounded, which means they are connected to the earth or a conductive object to dissipate any potential electrical charge and prevent accidents. Therefore, both clearance and grounding are necessary precautions to ensure safety around overhead wires.

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  • 50. 

    B-2 Personnel are not permitted to work near overhead wires or apparatus, except when protected by a class A or B employee, who will take the necessary precautions for their safety 

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    Personnel are not permitted to work near overhead wires or apparatus, except when protected by a CLASS A EMPLOYEE, who will take the necessary precautions for their safety 

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