Explore topic-wise MCQs in Dc Machines.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Dc Machines knowledge and support exam preparation. Choose a topic below to get started.

1.

Applications demanding large applications at starting and small torque while running use DC series motor.

A. True
B. False
Answer» B. False
Discussion
2.

In a DC series motor, if the armature current is halved, the torque of the motor will be equal to

A. 100% of the previous value
B. 50% of the previous value
C. 25% of the previous value
D. 10% of the previous value
Answer» D. 10% of the previous value
Discussion
3.

The speed of a DC series motor is ___________

A. Proportional to field current
B. Proportional to the square of the armature current
C. Proportional to the armature current
D. Inversely proportional to the armature current
Answer» E.
Discussion
4.

6.Which statement is correct about DC series motor?

A. Has its field winding consisting of thick wire and more turns
B. Has a poor torque
C. Can be started easily without load
D. Has its field winding consisting of thick wire and less turns
Answer» E.
Discussion