Electric Drives Questions and Answers
Q1.
The unit of the flux is Weber.
Answer :
True
Q2.
The unit of angular velocity is rad/s3.
Answer :
False
Q3.
Which of the following converter circuit operations will be unstable for a large duty cycle ratio?
Answer :
Boost converter and Buck-Boost converter
Q4.
Torque is a scalar quantity.
Answer :
False
Q5.
Reverse motoring mode is available in fourth quadrant.
Answer :
True
Q6.
Torque inversely varies with the speed in the windage load torque component.
Answer :
False
Q7.
The direct axis is taken along _____
Answer :
Rotor pole axis
Q8.
In an induction motor, when the number of stator slots is not equal to an integral number of rotor slots _____
Answer :
The machine performs better
Q9.
The unit of Magnetic flux density is Tesla.
Answer :
True
Q10.
SCR is uni-directional in nature.
Answer :
True
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