Electrical Machines What is the frequency of rotor current of 50 Hz induction motor operating at 4% slip? 2.5Hz 50Hz 2HZ 1 Hz 2.5Hz 50Hz 2HZ 1 Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The ___________________ generator has the poorest voltage regulation. under-compounded. over compounded. differential compounded. shunt. under-compounded. over compounded. differential compounded. shunt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slip of an induction motor normally does not depend on which of the following? Synchronous speed. Rotor speed. Core loss component. Shaft torque. Synchronous speed. Rotor speed. Core loss component. Shaft torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In diesel engine, gas engine type of machine contains ___________________ pole type of alternator. none of these. salient. non uniform cylindrical. cylindrical. none of these. salient. non uniform cylindrical. cylindrical. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator beyond critical resistance will generate maximum current. maximum voltage. maximum power. no voltage. maximum current. maximum voltage. maximum power. no voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a single phase capacitor start induction motor which of the following is valid? Rotation can be changed by interchanging supply terminals. Direction of rotation cannot be changed. Rotation can be changed by reversing main winding terminals. None of these. Rotation can be changed by interchanging supply terminals. Direction of rotation cannot be changed. Rotation can be changed by reversing main winding terminals. None of these. ANSWER DOWNLOAD EXAMIANS APP
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