Ch. 51 Electrical components and wiring Exam Questions With Verified Answers.
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Course
Electrical Wiring
Institution
Electrical Wiring
Ch. 51 Electrical components and wiring
Exam Questions With Verified Answers.
A variable resistor:
a. has a fixed resistance.
b. changes with the amount of
voltage applied.
c. has a movable arm that swipes across a coil that has less resistance at one end and more
at the other.
d. All of th...
Ch. 51 Electrical components and wiring
Exam Questions With Verified Answers.
A variable resistor:
a. has a fixed resistance.
b. changes with the amount of
voltage applied.
c. has a movable arm that swipes across a coil that has less resistance at one end and more
at the other.
d. All of the above - answer✔c. has a movable arm that swipes across a coil that has less resistance at
one end and more at the other.
Tech A says you should never strip wires with a knife or other sharp tool. Tech B says it's ok to repair
wires with solderless connectors if done properly. Who is correct?
a. Tech A
b. Tech B
c. Both Techs A and B
d. Neither Tech A nor B - answer✔c. Both Techs A and B
Most high wattage resistors that can carry large amperage contain a coil of high-resistance wire wound
around a _____ form to dissipate heat.
Which of the following is not a component of a controlled area network bus (CAN-bus)?
a. Twisted pairs of wires
b. Internet connection
c. Terminating resistors
d. On-board control modules - answer✔b. Internet connection
The correct wire size for an application can be looked up on a wire size chart if you know the ______.
a. Amperage of the circuit
b. Voltage of the circuit
c. Length of the wire
d. Both A and C - answer✔d. Both A and C
Resistance measurements are used to check _____ against the manufacturer's specifications for
example, the resistance of sensors.
a. Components
b. Voltage
c. Both A and B
d. Neither A nor B - answer✔a. Components
To help protect wires and keep them organized wires ______.
a. Are bundled together in a wiring harness
b. Are all molded into resin filled plastic housings
c. Both A and B
d. None of the above - answer✔a. Are bundled together in a wiring harness
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