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NEIEP 400 FINAL REVIEW
ACTUAL EXAM WITH CORRECT SOLUTIONS.
What material should be used for seating brushes? - correct answer- Sandpaper
Readings on the meter appear to be inaccurate, what should you do? - correct answer- Test meter
A machine that converts mechanical energy into electrical energy - correct answer- Generator
What is the purpose of interpoles in a motor? - correct answer- Helps prevent neutral planes from shifting
In the basic loop circuit generator armature supplies DC power to what DC elevator hoist motor component? - correct answer- Motor Armature
If you have leakage resistance to ground, what will you use to test? - correct answer- Megger 1 / 2
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What kind of device would you use to measure current without disconnecting wiring? - correct answer- Clamp on ammeter
What is the synchronous speed of 3 phase, 60 Hz, 6 pole motor? - correct answer- 1200 RPM
Before attempting to measure resistance in an unknown resistor in a circuit, what must be done? - correct answer- Isolate from one side
What is the method used to resolve residual magnetism to an exitor? - correct answer- Flashing the field
What is the inherent current limiter present for a rotating motor armature called? - correct answer- CEMF
In order to protect internal circuits, how is the 10 amp input jack on a digital multimeter usually protected? - correct answer- Fused
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