Electrical Machines If input of a transformer is square wave the output will be pulsed wave. square wave. triangular wave. sine wave. pulsed wave. square wave. triangular wave. sine wave. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If field current is decreased in shunt dc motor, the speed of the motor decreases. None of these remains same. increases. decreases. None of these remains same. increases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a 3 - φ induction motor running at full load which of these parameters is stationary with respect to the stator mmf wave? Rotor mmf wave. Both rotor and stator winding. Rotor winding. Stator winding. Rotor mmf wave. Both rotor and stator winding. Rotor winding. Stator winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines With the increases in field excitation of a DC generator, its generated emf decreases. increases upto a limit and then remains almost constant. increases. remains constant. decreases. increases upto a limit and then remains almost constant. increases. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Commonly used starters of cage motor is None of these star delta. both A and B. DOL. None of these star delta. both A and B. DOL. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If a DC motor is connected across the AC supply it will Run at normal speed. Burn. Run at lower speed. Not run. Run at normal speed. Burn. Run at lower speed. Not run. ANSWER DOWNLOAD EXAMIANS APP
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