In case of traveling cranes, the motor preferred for boom hoist is
A) AC slip ring motor
B) Ward Leonard controlled DC shunt motor
C) Synchronous motor
D) Single phase motor.
Correct Answer:
Verified
Q5: The selection of control gear for a
Q6: As compared to squirrel cage induction motor,
Q7: A synchronous motor is found to be
Q8: The advantage of a synchronous motor in
Q9: In motor circuit static frequency changers are
Q11: The characteristics of drive for. crane hoisting
Q12: The capacity of a crane is expressed
Q13: The traveling speed of cranes varies from
A)1
Q14: In overhead traveling cranes
A)continuous duty motors are
Q15: 15 minute rated motors are suitable for
A)light
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