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Answer :

In a capacitor start and run motors the function of the running capacitor in series with the auxiliary winding is to improve power factor.

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Answer : In a capacitor start motor, the phase displacement between starting and running winding can be nearly 90°.

Answer : In capacitor start single-phase motors current in the starting winding leads the voltage.

Answer : In split-phase motor auxiliary winding is of thin wire placed at the top of the slots.

Answer : The repulsion-start induction-run motor is used because of high starting torque.

Description : The running winding of a single phase motor on testing with meggar is found to be ground. Most probable location of the ground will be?

Answer : The running winding of a single phase motor on testing with meggar is found to be ground. Most probable location of the ground will be at the slot edge where coil enters or comes out of the slot.