Single Phase Motors What could be the size of a universal motor for use in vaccum cleaners? 1/4 HP 1 HP 2 HP 3/4 HP 1/4 HP 1 HP 2 HP 3/4 HP ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following single-phase motors has relatively poor starting torque ? Capacitor motor Repulsion motor Universal motor All single phase motors have zero starting torque Capacitor motor Repulsion motor Universal motor All single phase motors have zero starting torque ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the capacitor of a single-phase motor is short-circuited the motor will not start the motor will run the motor will run in reverse direction the motor will run in the same direction at reduced r.p.m. the motor will not start the motor will run the motor will run in reverse direction the motor will run in the same direction at reduced r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following applications always have some load whenever switched on? Piston drills All of the listed here Vaccum cleaners Fan motors Piston drills All of the listed here Vaccum cleaners Fan motors ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The electric motor used in portable drills is Hysteresis motor Universal motor Repulsion motor Capacitor run motor Hysteresis motor Universal motor Repulsion motor Capacitor run motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The rotor slots, in an induction motor, are usually not quite parallel to the shaft because it helps in reducing the tendency of the rotor teeth to remain under the stator teeth improves the power factor improves the efficiency helps the rotor teeth to remain under the stator teeth helps in reducing the tendency of the rotor teeth to remain under the stator teeth improves the power factor improves the efficiency helps the rotor teeth to remain under the stator teeth ANSWER DOWNLOAD EXAMIANS APP