DC Motor Multiple Choice Questions (MCQ) PDF Download

MCQ 1: In a D.C motor the coil in a magnet rotates maximum to about

1. 180 °
2. 150 °
3. 90 °
4. 50 °

MCQ 2: Electric motor is a device which converts electric energy into

1. potential energy
2. rotational energy
3. kinetic energy
4. rotational kinetic energy

MCQ 3: The total force acting on the armature can be increased by increasing the

1. coil's current
2. number of turns of coil
3. area of coil
4. all of above

MCQ 4: The magnetic field produced either by permanent magnets or by an electromagnet called a

1. magnetic field
2. field coil
3. circuit breaker
4. fuse