Electrical Machines Regenerative braking is not found in which motor? DC shunt. DC compound. DC series. Induction motor. DC shunt. DC compound. DC series. Induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines No load primary current in a transformer leads the applied voltage by exactly 90Â& lags behind applied voltage somewhat less than 90à lags behind applied voltage by exactly 90Â&am leads the applied voltage somewhat less than 90Ã& leads the applied voltage by exactly 90Â& lags behind applied voltage somewhat less than 90à lags behind applied voltage by exactly 90Â&am leads the applied voltage somewhat less than 90Ã& ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, lap winding is used in where constant speed is required. where greater load is connected. high current and low voltage applications. high voltage and low current applications. where constant speed is required. where greater load is connected. high current and low voltage applications. high voltage and low current applications. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following rotor requires damper winding? Salient pole rotor. Both type rotor. None of these Cylindrical rotor. Salient pole rotor. Both type rotor. None of these Cylindrical rotor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The principal of starting of 3 - Φ IM is similar to synchronous motor. capacitor run IM. transformer with short-circuited secondary. repulsion motor type starting. synchronous motor. capacitor run IM. transformer with short-circuited secondary. repulsion motor type starting. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following methods of speed control is not affected through stator side? Change of supply voltage. Change of rotor resistance. Change of supply frequency. Change of number of pole. Change of supply voltage. Change of rotor resistance. Change of supply frequency. Change of number of pole. ANSWER DOWNLOAD EXAMIANS APP
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