Electric Drives Questions and Answers
Q1.
Electric motor and control system are the basic elements of the electric drive.
Answer :
True
Q2.
The Speed control by variation of field flux results in _______
Answer :
Variable torque drive
Q3.
Which of the following are the types of BLDC motor?
Answer :
Unipolar, Bipolar
Q4.
In the biomedical instruments like artificial heart pumps, the motor used is _______
Answer :
BLDC motor
Q5.
RLE load is also known as DC motor load.
Answer :
True
Q6.
High d(i)÷d(t) causes _____
Answer :
Local hotspots
Q7.
Thyristors are used in parallel to complete ______
Answer :
Low current demand
Q8.
The value of latching current is more than holding current.
Answer :
True
Q9.
When maximum power loss occurs?
Answer :
Rise time
Q10.
The base of a transistor is lightly doped.
Answer :
True
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