Single Phase Motors
For the same rating, the efficiency of a single phase induction motor is _______ that of 3-phase induction motor.

More than
The same as
None of the listed here
Less than

ANSWER DOWNLOAD EXAMIANS APP

Single Phase Motors
Which of the following statements regarding hysteresis motor is in incorrect ?

It is extremely sensitive to fluctuations in supply voltage
It is extremely quiet in operation
Its high starting torque is due to its high rotor hysteresis loss
It accelerates from rest to full-speed almost instantaneously

ANSWER DOWNLOAD EXAMIANS APP

Single Phase Motors
If the centrifugal switch of a two-value capacitor motor using two capacitors fails to open then

motor will not carry the load
electrolytic capacitor will, in all probability, suffer break down
current drawn by the motor will be excessively high
motor will not come up to speed

ANSWER DOWNLOAD EXAMIANS APP