The characteristics of drive for. crane hoisting and lowering is
A) smooth movement
B) precise control
C) fast speed control
D) all of the above.
Correct Answer:
Verified
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
Q10: In case of traveling cranes, the motor
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
Q16: Light duty cranes are generally used in
A)automobile
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