Question 1

In which single-phase motor, the rotor has no teeth or winding ?

Accepted Answer

A) Split phase motor 
B) Reluctance motor 
C) Hysteresis motor 
D) Universal motor 
A) Split phase motor 
B) Reluctance motor 
C) Hysteresis motor 
D) Universal motor

Question 2

The purpose of stator winding in the compensated repulsion motor is to

Accepted Answer

A) provide mechanical balance 
B) improve power factor and provide better speed regulation 
C) prevent hunting in the motor 
D) eliminate armature reaction 
A) provide mechanical balance 
B) improve power factor and provide better speed regulation 
C) prevent hunting in the motor 
D) eliminate armature reaction

Question 3

Torque developed by a single phase induction motor at starting is

Accepted Answer

A) pulsating 
B) uniform 
C) none of the above 
D) nil 
A) pulsating 
B) uniform 
C) none of the above 
D) nil

Question 4

The rotor of a hysteresis motor is made of

Accepted Answer

A) aluminium 
B) cast iron 
C) chrome steel 
D) copper 
A) aluminium 
B) cast iron 
C) chrome steel 
D) copper

Question 5

In a hysteresis motor, the rotor must have

Accepted Answer

A) retentivity 
B) resistivity 
C) susceptibility 
D) none of the above 
A) retentivity 
B) resistivity 
C) susceptibility 
D) none of the above

In which single-phase motor, the rotor has no teeth or winding ?

The purpose of stator winding in the compensated repulsion motor is to

Torque developed by a single phase induction motor at starting is

The rotor of a hysteresis motor is made of

In a hysteresis motor, the rotor must have

Single-Phase Motor

Motor Types and Applications

Motor Types and Applications

Single-Phase Induction Motors and Their Features

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Exam 3: Electric Motors and Their Characteristics

In which single-phase motor, the rotor has no teeth or winding ?

The purpose of stator winding in the compensated repulsion motor is to

Torque developed by a single phase induction motor at starting is

The rotor of a hysteresis motor is made of

In a hysteresis motor, the rotor must have

Single-Phase Motor

Motor Types and Applications

Motor Types and Applications

Single-Phase Induction Motors and Their Features

Filters