Electrical Machines Essential conditions for two DC generators are connecting for parallel operation is/are polarities should be same. terminal voltage should be same. rating of generators should be same. both A and B. polarities should be same. terminal voltage should be same. rating of generators should be same. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In induction motor wound rotor motor is mainly is used in application where high starting torque. less costly motor is not required. low starting torque. power factor is less. high starting torque. less costly motor is not required. low starting torque. power factor is less. 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
Electrical Machines In alternator, the rotary part is armature. magnetic field poles. none of these. core. armature. magnetic field poles. none of these. core. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC series generator, the terminal voltage with increase in load will increase to rated voltage and then may decrease decrease increase gradually and then stay at rated voltage remain nearly constant increase to rated voltage and then may decrease decrease increase gradually and then stay at rated voltage remain nearly constant ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If input of a transformer is square wave the output will be sine wave. square wave. triangular wave. pulsed wave. sine wave. square wave. triangular wave. pulsed wave. ANSWER DOWNLOAD EXAMIANS APP
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