The speed of an induction motor is determined by:

Three phase IM

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Medium

monika t
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A) Stator frequency
B) Rotor frequency
C) Both A and B
D) None of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rotor of an induction motor is made of:
A) Copper
B) Aluminum
C) Steel
D) Iron
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The direction of rotation of an induction motor can be reversed by:
A) Reversing the stator connections
B) Reversing the rotor connections
C) Interchanging any two stator phases
D) Interchanging any two rotor phases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The slip of an induction motor:
A) Increases with increase in load
B) Decreases with increase in load
C) Remains constant with increase in load
D) None of the above
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The power factor of an induction motor is generally:
A) High
B) Low
C) Unity
D) None of the above
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The efficiency of an induction motor is maximum at:
A) Full load
B) Half load
C) One-fourth load
D) None of the above
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The squirrel cage induction motor is used for:
A) High starting torque
B) High speed applications
C) Both A and B
D) None of the above
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