Electrical Machines Universal motor have which of the following application? Food mixer. Domestic pump. Lift. Traction. Food mixer. Domestic pump. Lift. Traction. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum efficiency will occur, when copper loss is_______to iron loss? equal to less than any of the above greater than equal to less than any of the above greater than ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The stator frame in an induction motor is used to hold armature stamping in position. protect the whole machine. ventilate the armature. provide return path for the flux. hold armature stamping in position. protect the whole machine. ventilate the armature. provide return path for the flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In synchronous generator, inverted V curve is drawn between field current on X-axis and power factor on Y-axis field current on X-axis and armature current on Y-axis field current on Y-axis and power factor on X-axis field current on Y-axis and armature current on X-axis field current on X-axis and power factor on Y-axis field current on X-axis and armature current on Y-axis field current on Y-axis and power factor on X-axis field current on Y-axis and armature current on X-axis ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A frog leg winding is used in a DC machine to eliminate the use equalizer in lap winding. the use of compensating winding. the use drum winding. reactance voltage produced due to communication. the use equalizer in lap winding. the use of compensating winding. the use drum winding. reactance voltage produced due to communication. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor is more expensive for same KW output rating ? DC Shunt Motor Synchronous motor. Induction motor. AC single phase motor. DC Shunt Motor Synchronous motor. Induction motor. AC single phase motor. ANSWER DOWNLOAD EXAMIANS APP
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