1000+ DC Motor MCQ Questions and Answers Pdf - 2

Question: 6

Ward-Leonard control is basically a

(A) armature resistance control method

(B) field control method

(C) field divertor method

(D) voltage control method

Question: 7

The losses occurring in a D.C. generator are given below. Which loss is likely to have highest proportion at rated load of the generator?

(A) armature copper loss

(B) eddy current loss

(C) field copper loss

(D) hysteresis loss

Question: 8

In a manual shunt motor starter

(A) over load relay and no volt relay are both connected in parallel with the load

(B) over load relay and no volt relay are both connected in series with the load

(C) over load relay is connected in parallel and no volt relay in series with the load

(D) over load relay is connected in series and no volt relay in parallel with the load

Question: 9

Which D.C. motor has got maximum self relieving property?

(A) differentially compounded motor

(B) cumulatively compounded motor

(C) shunt motor

(D) series motor

Question: 10

No load speed of which of the following motor will be highest?

(A) cumulative compound motor

(B) differentiate compound motor

(C) shunt motor

(D) series motor