Subject Repository
Electrical Engineering Mcqs
Showing 2981 – 3000 of 3,699 verified multiple choice questions with answers and explanations.
Q2981NTS / FPSC / PPSC
The speed of a D.C. series motor is_____________?
Q2982NTS / FPSC / PPSC
The starting resistance of a D.C. motor is generally_______________?
Q2983NTS / FPSC / PPSC
Which of the following load normally needs starting torque more than the rated torque?
Q2984NTS / FPSC / PPSC
Which of the following law/rule can he used to determine the direction of rotation of D.C. motor ?
Q2985NTS / FPSC / PPSC
In D.C. motor which of the following can sustain the maximum temperature rise?
Q2986NTS / FPSC / PPSC
The ratio of starting torque to full-load torque is least in case of____________?
Q2987NTS / FPSC / PPSC
In case-the conditions for maximum power for a D.C. motor are established, the efficiency of the motor will be______________?
Q2988NTS / FPSC / PPSC
A three point starter is considered suitable for______________?
Q2989NTS / FPSC / PPSC
In D.C. machines fractional pitch winding is used__________?
Q2990NTS / FPSC / PPSC
In which of the following applications D.C. series motor is invariably tried?
Q2991NTS / FPSC / PPSC
By looking at which part of the motor, it can be easily confirmed that a particular motor is D.C. motor?
Q2992NTS / FPSC / PPSC
These days D.C. motors are widely used in____________?
Q2993NTS / FPSC / PPSC
In a D.C. shunt motor, under the conditions of maximum power, the current in the armature will be_____________?
Q2994NTS / FPSC / PPSC
In case of D.C. shunt motors the speed is dependent on back e.m.f. only because____________?
Q2995NTS / FPSC / PPSC
What will happen if the back e.m.f. of a D.C. motor vanishes suddenly?
Q2996NTS / FPSC / PPSC
A direct on line starter is used: for starting motors___________?
Q2997NTS / FPSC / PPSC
In a D.C. shunt motor, speed is______________?
Q2998NTS / FPSC / PPSC