Electric Drives Questions and Answers
Q1.
Calculate the quality factor for the purely inductive coil.
Answer :
inf
Q2.
Regenerative is the best electrical braking among all braking techniques.
Answer :
True
Q3.
During short circuit condition, the voltage is equal to ______
Answer :
0 V
Q4.
Single phase induction motor is self-starting.
Answer :
False
Q5.
Which type of Induction motor is best for pole changing method?
Answer :
SCIM
Q6.
The slots used in the Induction motor are ______
Answer :
Semi-closed
Q7.
In DC shunt machine ∅ is directly proportional to Ia.
Answer :
False
Q8.
DC shunt motors are used where the high ______ is required.
Answer :
Starting torque
Q9.
The shape of the current-torque characteristics in DC shunt motor is _____
Answer :
Straight line
Q10.
DC series motors are used where the high ______ torque is required.
Answer :
Starting
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