Top Electrical Tools Multiple Choice Questions and Answers (MCQ)
Look at the top electrical tools multiple choice questions and answers (MCQ) that you should be familiar with as an electrical professional.
Electrical Tools Multiple Choice Questions
Which of the following tools is used to measure the flow of electrical current?
A. Multimeter
B. Wire stripper
C. Pliers
D. Screwdriver
Answer: A
Explanation: A multimeter is a multi-tool used to measure voltage, current, and resistance in electrical circuits.
Which of the following tools is used to bend conduit?
A. Conduit bender
B. Wire nut
C. Voltage tester
D. Circuit tracer
Answer: A
Explanation: A conduit bender is a specialized tool used to bend conduit pipes to a specific angle for routing electrical wires.
Which of the following tools is used to test for the presence of electricity in a circuit?
A. Voltage tester
B. Wire stripper
C. Needle-nose pliers
D. Cable cutter
Answer: A
Explanation: A voltage tester is a handheld tool used to test for the presence of electricity in a circuit, without the need for direct contact with the wires.
Which of the following tools is used to cut through metal?
A. Hacksaw
B. Wire stripper
C. Pliers
D. Screwdriver
Answer: A
Explanation: A hacksaw is a hand-held saw used to cut through metal and other hard materials.
Which of the following tools is used to measure the distance between two points?
A. Tape measure
B. Wire nut
C. Voltage tester
D. Circuit tracer
Answer: A
Explanation: A tape measure is a hand-held tool used to measure the distance between two points, typically used in construction and electrical work.
Which of the following tools is used to tighten or loosen screws?
A. Screwdriver
B. Wire nut
C. Voltage tester
D. Circuit tracer
Answer: A
Explanation: A screwdriver is a hand-held tool used to tighten or loosen screws of different sizes and shapes.
Which of the following tools is used to test the continuity of an electrical circuit?
A. Continuity tester
B. Wire stripper
C. Diagonal cutter
D. Crimping tool
Answer: A
Explanation: A continuity tester is a handheld tool used to test the continuity of an electrical circuit, indicating whether the circuit is complete or not
Which of the following is used to measure the strength and direction of magnetic fields?
A. Voltmeter
B. Ammeter
C. Multimeter
D. Gaussmeter
Answer: D
Explanation: A gaussmeter is a tool used to measure the strength and direction of magnetic fields. It is commonly used in electrical and electronics industries to test magnetic devices and materials.
Which tool is used to test continuity in electrical circuits?
A. Oscilloscope
B. Multimeter
C. Frequency counter
D. Function generator
Answer: B
Explanation: A multimeter is used to test various electrical properties, including continuity. It is used to check if an electrical circuit is complete or broken and can help in locating faults in the circuit.
Which tool is used to cut wires and cables?
A. Pliers
B. Wire strippers
C. Side cutters
D. Crimping tool
Answer: C
Explanation: Side cutters, also known as diagonal pliers, are used to cut wires and cables. They have sharp jaws that are angled for easy access to tight spaces.
Which tool is used to test the voltage of an electrical outlet?
A. Multimeter
B. Voltage tester
C. Oscilloscope
D. Wattmeter
Answer: B
Explanation: A voltage tester is a tool used to test the voltage of an electrical outlet. It is a simple tool that can detect the presence of voltage in a circuit and is commonly used by electricians to ensure that the circuit is safe to work on.
Which of the following is NOT an example of a common hand tool used in electrical work?
A. Screwdriver
B. Pliers
C. Hammer
D. Wrench
Answer: C. Hammer
Explanation: While hammers are commonly used in construction and other trades, they are not typically used in electrical work.
Which of the following is a tool used to measure the amount of electrical current flowing through a circuit?
A. Multimeter
B. Oscilloscope
C. Function generator
D. Power supply
Answer: A. Multimeter
Explanation: A multimeter used to measure voltage, current, and resistance in electrical circuits.
What type of tool is used to strip insulation from electrical wires?
A. Pliers
B. Wire cutters
C. Wire strippers
D. Nut drivers
Answer: C. Wire strippers
Explanation: Wire strippers have notched blades that are used to cut through the insulation on a wire without damaging the conductor.
What type of tool is used to tighten or loosen nuts and bolts in electrical equipment?
A. Pliers
B. Screwdriver
C. Wrench
D. Wire cutters
Answer: C. Wrench
Explanation: A wrench is a tool with a fixed or adjustable jaw that is used to grip and turn nuts and bolts.
Which of the following tools is used to crimp connectors onto the ends of electrical wires?
A. Wire cutters
B. Pliers
C. Crimping tool
D. Soldering iron
Answer: C. Crimping tool
Explanation: A crimping tool is used to compress a connector onto the end of a wire to create a secure electrical connection.
What is the purpose of a multimeter in electrical testing?
A. To measure voltage, current, and resistance
B. To cut and strip wires
C. To connect wires to a circuit
D. To tighten screws in a circuit
Answer: A
Explanation: Multimeter measure voltage, current, and resistance in an electrical circuit. It can also measure other parameters such as continuity, frequency, and capacitance.
What type of pliers is best for cutting wires?
A. Needle-nose pliers
B. Slip-joint pliers
C. Lineman’s pliers
D. Diagonal pliers
Answer: D
Explanation: Diagonal pliers, also known as wire cutters, are specifically designed for cutting wires. They have a sharp, angled cutting edge that makes it easier to cut through wires cleanly.
What is the purpose of a wire stripper?
A. To cut wires
B. To strip the insulation off wires
C. To twist wires together
D. To crimp connectors onto wires
Answer: B
Explanation: A wire stripper is a tool used to remove the insulation from the end of a wire. This allows the wire to be connected to a terminal or other wire without the insulation getting in the way.
What is the purpose of a soldering iron?
A. To cut wires
B. To strip the insulation off wires
C. To twist wires together
D. To join wires together with solder
Answer: D
Explanation: A soldering iron is a tool used to join two pieces of metal together with solder. It works by heating up the metal pieces and the solder until they melt and fuse together.
What is the purpose of a circuit tester?
A. To measure voltage in a circuit
B. To test whether a circuit is complete or not
C. To cut wires
D. To strip the insulation off wires
Answer: B
Explanation: A circuit tester is a tool used to determine whether a circuit is complete or not. It works by sending a small current through the circuit and detecting whether it flows all the way through.
What is the purpose of fish tape?
A. To test circuits for continuity
B. To pull wires through conduits and walls
C. To measure voltage in a circuit
D. To strip the insulation off wires
Answer: B
Explanation: Fish tape is a tool used to pull wires through conduits and walls. It is a long, flat, flexible piece of metal that can be inserted into a conduit and used to guide wires through it.
What is the purpose of a knockout punch?
A. To test circuits for continuity
B. To make holes in metal panels
C. To strip the insulation off wires
D. To measure voltage in a circuit
Answer: B
Explanation: A knockout punch is a tool used to make holes in metal panels. It is often used in electrical work to create holes for conduit fittings or cable glands.
What is the purpose of a crimping tool?
A. To cut wires
B. To strip the insulation off wires
C. To twist wires together
D. To attach connectors to wires
Answer: D
Explanation: A crimping tool is a tool used to attach connectors to wires. It works by compressing the connector onto the wire, creating a secure, electrical connection.
Which tool is used to tighten and loosen nuts and bolts?
A. Wrench
B. Screwdriver
C. Pliers
D. Hammer
Answer: A. Wrench
Explanation: A wrench is a hand tool that is used to tighten and loosen nuts and bolts. It comes in different sizes and types, such as adjustable wrenches, socket wrenches, and torque wrenches.
What is the function of a multimeter?
A. To measure voltage, current, and resistance
B. To cut wires and cables
C. To strip wires
D. To crimp connectors
Answer: A. To measure voltage, current, and resistance
Explanation: A multimeter is a tool that is used to measure voltage, current, and resistance in electrical circuits. It consists of a display screen, probes, and a dial or buttons to select the type of measurement.
What is the function of a circuit tester?
A. To measure voltage, current, and resistance
B. To test the continuity of a circuit
C. To cut wires and cables
D. To strip wires
Answer: B. To test the continuity of a circuit
Explanation: A circuit tester is a tool that is used to test the continuity of a circuit. It consists of a probe and a light or sound indicator that alerts the user to the presence or absence of a complete circuit.
What is the function of a wire tracer?
A. To test the continuity of a circuit
B. To locate wires in a bundle or conduit
C. To strip the insulation off of wires
D. To measure voltage, current, and resistance
Answer: B. To locate wires in a bundle or conduit
Explanation: A wire tracer is a tool that is used to locate wires in a bundle or conduit. It consists of a transmitter that sends a signal through the wire and a receiver that detects the signal.
Which tool is used to test the polarity of an electrical circuit?
A. Polarity tester
B. Ammeter
C. Circuit tester
D. Wire tracer
Answer: A. Polarity tester
Explanation: A polarity tester is a tool that is used to test the polarity of an electrical circuit. It consists of two probes that are used to make contact with the circuit and a light or sound indicator that alerts the user to the polarity
Which of the following is used to measure voltage?
A. Ammeter
B. Thermometer
C. Voltmeter
D. Wattmeter
Answer: C
Explanation: A voltmeter is used to measure the voltage or potential difference between two points in an electrical circuit.
Which of the following is used for tightening or loosening nuts and bolts?
A. Screwdriver
B. Pliers
C. Wrench
D. Hammer
Answer: C
Explanation: A wrench, also known as a spanner, is used for tightening or loosening nuts and bolts in electrical work.
Which of the following is used for testing the continuity of a circuit?
A. Multimeter
B. Oscilloscope
C. Signal generator
D. Logic analyzer
Answer: A
Explanation: A multimeter can be used to test the continuity of a circuit, measure voltage and current, and test the functionality of electronic components.
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