Single Phase Motors MCQ - Electrician (Set-1) with Answers

Single Phase Motors MCQ - Electrician (Set-1) with Answers

6) The capacitance of a small (less than 1 H.P.) single-phase motor will be in the order of :

Answer is:

tens and hundreds micro farads

7) A repulsion-start, induction-run motor runs as a squirrel-cage motor only when :

Answer is:

the commutator is short-circuited

8) The direction of rotation of a repulsion motor can be changed by changing :

Answer is:

brush positions

9) Which one of the following motors will have the lowest starting torque :

Answer is:

shaded pole motor

10) The purpose of the shaded coils in a shaded-pole motor is to :

Answer is:

produce rotating magnetic field