Electrical Machines The emf induced in a conductor rotating in a bipolar field is None of these both of above. AC. DC. None of these both of above. AC. DC. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a 3 - Φ wound rotor induction motor the short circuit gear is used to short circuit the starting resistance in the starter. stator phases of the motor. None of these rotor at slip rings. starting resistance in the starter. stator phases of the motor. None of these rotor at slip rings. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Capacitor in split phase induction motor is used to improve the power factor. reduce the harmonics. improve the starting torque. start the motor. improve the power factor. reduce the harmonics. improve the starting torque. start the motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC shunt generator working on load, the brushes are moved forward in the direction of rotation, as a result of this, commutation will worsen and terminal voltage will rise. improve but terminal voltage will fall. worsen and terminal voltage will fall improve and terminal voltage will rise . worsen and terminal voltage will rise. improve but terminal voltage will fall. worsen and terminal voltage will fall improve and terminal voltage will rise . ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above questions, find the power delivered by each of the alternators to a load of impedance 6Ω(resistive) 6000 W, 7000 W. 1000 W, 5040 W. 3190 W, 5040 W. 100 W, 2000 W. 6000 W, 7000 W. 1000 W, 5040 W. 3190 W, 5040 W. 100 W, 2000 W. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor of a 3 - Φ wound induction motor is provided with heavy short-circuited end rings. three phase winding. heavy copper or aluminium bars placed in rotor slots. single phase winding. heavy short-circuited end rings. three phase winding. heavy copper or aluminium bars placed in rotor slots. single phase winding. ANSWER DOWNLOAD EXAMIANS APP