For which of the following applications motor has to start with high acceleration?
ACentrifugal pump
BFloor mill
CLifts and hoists
DOil expeller
Correct answer
C. Lifts and hoists
Explanation
The correct answer is Lifts and hoists.
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Study 70 Electrical Engineering MCQs with correct answers and explanations.
Correct answer
C. Lifts and hoists
Explanation
The correct answer is Lifts and hoists.
Correct answer
B. 1 to 2.5 m/s
Explanation
The correct answer is 1 to 2.5 m/s.
Correct answer
D. ball or roller
Explanation
The correct answer is ball or roller.
Correct answer
B. Punching machine
Explanation
Punching machines impose sudden, intermittent mechanical loads and therefore produce heavy load fluctuations.
Correct answer
B. Short time rated motors
Explanation
The correct answer is Short time rated motors.
Correct answer
A. D.C. motor
Explanation
The correct answer is D.C. motor.
Correct answer
D. D.C. shunt motor
Explanation
The correct answer is D.C. shunt motor.
Correct answer
D. A.C. slip ring motor
Explanation
The correct answer is A.C. slip ring motor.
Correct answer
A. jaw crushers
Explanation
The correct answer is jaw crushers.
Correct answer
A. Braking
Explanation
The correct answer is Braking.