Neiep 400 Final Review |29 Questions| With Correct Answers.

Chocolate {Ans: When commutation is good, what color is the commutator?}Motor armature {Ans: In the basic loop circuit generator armature supplies DC power to what DC elevator hoist motor component?}Ohmmeter {Ans: What kind of meter would you use to detect a ground in the armature coils?}1200 rpm {Ans: What is the synchronous speed of 3 phase, 60 Hz, 6 pole motor?}Self-exciting {Ans: When some of the generator output is used to supply the field current how is the generator described?}Generator {Ans: A machine that converts mechanical energy into electrical energy}Blow fuse {Ans: What would be the result if a meter set to current and connected to a voltage source?}Current {Ans: What is a precision shunt used for measuring?}Megger {Ans: If you have leakage resistance to ground, what will you use to test?}Not running {Ans: When should lubrication of motor bearings be done?}Copper oxide film, graphite film, free graphite particles and waters vapor components {Ans: What elements make up a proper commutator film?}Holds all the magnetic lines of flux that it can hold {Ans: What does it mean when saturation occurs?}Help prevent neutral plains from shifting {Ans: What