Power factor in case of reluctance motor is
A) nearly unity
B) always leading
C) 0.8
D) 0.3 to 0.4.
Correct Answer:
Verified
Q13: Motor used for elevators is generally
A)synchronous motor
B)induction
Q14: In synthetic fibre mills motor with
A)constant speeds
Q15: Which of the following motor is preferred
Q16: Reluctance motor is a
A)self-starting type synchronous motors
B)low
Q17: A reluctance motor
A)is compact
B)has high cost
C)requires starting
Q19: The efficiency of reluctance motor is around
A)95%
B)90%
C)75
Q20: A reluctance motor on over-load runs as
A)synchronous
Q21: The size of a excavator is usually
Q22: Ward-Leonard controlled dc drives are generally used
Q23: Which electromagnet is preferred for noiseless operation
A)DC
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