Single Phase Motors Hysteresis motor is particularly useful for high-quality record players and tape-recorders because it is not subject to any magnetic or mechanical vibrations it develops hysteresis torque which is extremely steady both in amplitude and phase it revolves synchronously it can be easily manufactured in extremely small sizes of up to 1 W output it is not subject to any magnetic or mechanical vibrations it develops hysteresis torque which is extremely steady both in amplitude and phase it revolves synchronously it can be easily manufactured in extremely small sizes of up to 1 W output ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A 4 pole, 50 Hz single phase induction motor has a slip of 5% . The speed of the motor will be 1500 rpm 1200 rpm 1425 rpm None of the listed here 1500 rpm 1200 rpm 1425 rpm None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the capacitor of a single-phase motor is short-circuited the motor will run in reverse direction the motor will not start the motor will run the motor will run in the same direction at reduced r.p.m. the motor will run in reverse direction the motor will not start the motor will run the motor will run in the same direction at reduced r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a universal motor, the most common cause of brush sparking is shorted field winding? open armature winding high commutator mica all of these shorted field winding? open armature winding high commutator mica all of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors For the same rating, a dc series motor costs ______single phase series motor. None of the listed here About the same More than Less than None of the listed here About the same More than Less than ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A universal motor operates on Constant speed and varying load Synchronous speed with varying load Constant load and varying speed Approximately constant speed and load Constant speed and varying load Synchronous speed with varying load Constant load and varying speed Approximately constant speed and load ANSWER DOWNLOAD EXAMIANS APP