## ELECTRICAL MACHINE MCQ_55(DC MOTOR_07)

Q.91 The torque- current characteristic of a dc series motor is initially ____ and finally becomes ___when the load current becomes large.     A. hyperbola; linear     B. parabola; non linear     C. parabola; linear     D. hyperbola; non linear Read More …

## ELECTRICAL MACHINE MCQ_54(DC MOTOR_06)

Q.76 Before the saturation if we double the current then torque     A. becomes double     B. becomes three times     C. becomes four times     D. remains same Ans.: C Q.77 which of the following motor has the characteristic Read More …

## ELECTRICAL MACHINE MCQ_11_5(DC MOTOR)

Q.61 In series dc motor the field winding is connected in __     A. in parallel with the armature winding     B. in series with the stater winding     C. in series with the armature winding     D. in parallel Read More …

## ELECTRICAL MACHINE MCQ_10_4(DC MOTOR)

Q.46 what is break horse power?     A. The horse power developed by the shaft torque     B. The horse power developed by the armature torque     C. The horse power developed by the lost torque     D. The horse Read More …

## ELECTRICAL MACHINE_09_3(DC MOTOR)

Q.31 The torque developed by the dc motor is     A. directly proportional to armature current     B. directly proportional to the flux of pole     C. Both A and B     D. inversely proportional to armature current Ans.: C Read More …

## ELECTRICAL MACHINE_08_2(DC MOTOR)

Q.16 In case of motor, the induced emf is known as     A. armature reaction     B. back emf     C. reactance voltage     D. all of the above Ans.: B Q.17 The back emf oppose the     Read More …

## ELECTRICAL MACHINE MCQ_07_1(DC MOTOR)

Q.01 A motor is machine that converts ____     A. mechanical energy into wind energy     B. electrical energy into mechanical energy     C. mechanical into mechanical energy     D. Electrical energy into pressure energy Ans.: B Q.02 which one Read More …