Electric Drives Questions and Answers
Q1.
Permanent magnet DC motor is more expensive than an Induction motor.
Answer :
True
Q2.
Relay is an electromechanical switch.
Answer :
True
Q3.
Inter turn fault can be detected by using _______
Answer :
Split phase relay
Q4.
Who invented the first circuit breaker?
Answer :
Thomas Edison
Q5.
Full form of MCC is ____
Answer :
Motor control center
Q6.
The PMMC instrument measures the average value of the signal.
Answer :
True
Q7.
Who invented the battery?
Answer :
Alessandro Volta
Q8.
The circuit which operates signals is called as _______
Answer :
Track circuit
Q9.
If the friction force value is doubled, calculate the new value of the coefficient of friction.
Answer :
Remains the same
Q10.
The value of area under acceleration-time graph is ______
Answer :
Velocity
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