Subject Repository
Electrical Engineering Mcqs
Showing 2541 – 2560 of 3,699 verified multiple choice questions with answers and explanations.
Q2541NTS / FPSC / PPSC
Slip-rings in a synchronous motor carry____________?
Q2542NTS / FPSC / PPSC
A synchronous motor working at leading power factor can be used as____________?
Q2543NTS / FPSC / PPSC
The standard full-load power factor ratings for synchronous motors are___________?
Q2544NTS / FPSC / PPSC
The rotor copper losses, in a synchronous motor, are met by____________?
Q2545NTS / FPSC / PPSC
A synchronous motor will always stop when:______________?
Q2546NTS / FPSC / PPSC
The speed regulation of a synchronous motor is always___________?
Q2547NTS / FPSC / PPSC
. In a synchronous motor which loss varies with load ?
Q2548NTS / FPSC / PPSC
For V-curves for a synchronous motor the graph is drawn between:_______________?
Q2549NTS / FPSC / PPSC
An over-excited synchronous motor takes__________?
Q2550NTS / FPSC / PPSC
The synchronous motor is not inherently self-starting because_______________?
Q2551NTS / FPSC / PPSC
When V is the applied voltage, then the breakdown torque of a synchronous motor varies as_________?
Q2552NTS / FPSC / PPSC
A three-phase synchronous motor will have_____________?
Q2553NTS / FPSC / PPSC
In case one phase of a three-phase synchronous motor is short-circuited the motor will____________?
Q2554NTS / FPSC / PPSC
Synchronous motors are generally not self-starting because:
Q2555NTS / FPSC / PPSC
The capacitors used in single-phase capacitor motors have no__________?
Q2556NTS / FPSC / PPSC
If a D.C. series motor is operated on A.C. supply, it will____________?
Q2558NTS / FPSC / PPSC