M

Mr. Dubey • 52.30K Points
Coach 

Q. When an electric train is moving down a hill the DC motor operates as a DC

(A) Series motor
(B) Series generator
(C) Shunt motor
(D) Shunt generator
Correct : Option (B)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. A.C. servomotor resembles

Q. The beam width of the antenna pattern measured at half power points is called:

Q. Hot bearings of a DC motor may be caused by

Q. Following D.C. generator will be in a position to build up without any residual magnetism in the poles

Q. Load torque of the crane is independent of _________

Q. In case of D.C. machine winding, number of commutator segments is equal to

Q. In D.C. generators, the brushes on commutator remain in contact with conductors which

Q. In microwave oscillators, negative resistance transistors and diodes are used in order to generate oscillations in the circuit.

Q. Addition of zero at origin:

Q. If the initial conditions for a system are inherently zero, what does it physically mean?