Which of the following motors is preferred for tape-recorders ?
A. Shaded pole motor
B. Hysteresis motor
C. Two value capacitor motor
D. Universal motor
A. Shaded pole motor
B. Hysteresis motor
C. Two value capacitor motor
D. Universal motor
A. high starting torque
B. low starting torque
C. medium starting torque
D. very high starting torque
A. torque will increase
B. the motor will consume less power
C. motor will run in reverse direction
D. motor will continue to run in same direction
A. smaller brush width
B. less number of field turns
C. more number of armature turns
D. less air gap
E. all of the above
A. Hysteresis motor
B. Reluctance motor
C. Capacitor-run motor
D. Universal motor
A. Gradually varying load
B. Non-reversing, no-load start
C. Reversing, light start
D. Reversing, heavy start
A. current in the starting winding leads the voltage
B. current in the starting winding lags the voltage
C. current in the starting winding is in phase with voltage in running winding
D. none of the above