Electric Drives Questions and Answers
Q1.
Which type of motor is used for milling and grinding operations?
Answer :
SCIM
Q2.
Which device is used to store the energy during load equalization?
Answer :
Flywheel
Q3.
BLDC motor is analogous to ______
Answer :
Permanent magnet synchronous motor
Q4.
An infinite bus-bar has _____
Answer :
Constant voltage and frequency
Q5.
The principle of Boost converter can be applied for the regenerative braking.
Answer :
True
Q6.
SCR is unipolar.
Answer :
False
Q7.
R-L-C overdamped loads are generally lagging power factor loads.
Answer :
True
Q8.
Holding current of the SCR is ______
Answer :
< than latching current
Q9.
Which of the following is used to protect SCR from d(i)/d(t) condition?
Answer :
Inductor
Q10.
The use of inductor in CSI is to make source current constant.
Answer :
True
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