Mastering Electrical Maintenance: A Comprehensive Exam Guide, Exams of Mechanical Engineering

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MSSC - Maintenance: Basic electrical

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1. A technician has wired a piece of equipment from a disconnect, but the breakers still trips the next step is to check the wiring is to disconnect and _____. - ✔✔Replace the breaker
2. Electrical wiring that runs in exposed locations must be protected by pipe or tubing called _____. - ✔✔conduit
3. ElectricIans use _____ to prevent damage to electrical wiring for machine. - ✔✔rigid and flexible conduit
4. Kirchoff's full chill vol. Tituaa for a series circuit shows that the total voltage dropped it in a series circuit is equal to the ____ of the individual voltage drops. - ✔✔Sum
5. The amount to electrical what wave forms are out of phase is measured in _____. - ✔✔Degrees
6. The difference between a fuse and a circuit breaker is ____. - ✔✔circuit breakers can be reset and used again

7. The measure of energy consumed by a circuit is called ______. - ✔✔Power
8. The motor is connected to a single phase motor using ____ lines. - ✔✔ 2
9. The Ohm's Law formula for calculating voltage is _____. - ✔✔E=I*R
10. The power in _____ electrical circuits is calculated by finding the sum of the individual components power consumption. - ✔✔any
11. The type of overload protection that protects the motor by disconnecting it physically instead of electrically is a ______. - ✔✔Overload clutch
12. When connecting a three phase motor the three lines (T1, T2, T3) are usually connected to _____. - ✔✔L1, L2, L
13. When current in a circuit is too high, it is usually the result of too many loads or a _____. - ✔✔Short circuit
14. When something binds and jams in machinery, the machinery is protected by _____. - ✔✔Overload clutch

15. which of the following is an advantage of a circuit breaker over a fuse?
    • cost less
    • takes up less space
    • can be reset
    • all of the above - ✔✔-can be reset