Electrical Machines Generator works on the principle of production static induced emf. None of these both A and B. dynamically induced emf. static induced emf. None of these both A and B. dynamically induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC motor with armature resistance of 0.5 ohms connected directly to a 220 Volt supply. If the armature is stationary then the current flowing through the armature is 570 A. 440 A. 340 A. 250 A. 570 A. 440 A. 340 A. 250 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If input of a transformer is square wave the output will be sine wave. pulsed wave. square wave. triangular wave. sine wave. pulsed wave. square wave. triangular wave. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, the electricity produced in armature is DC. None of these AC. armature is not present in DC generator. DC. None of these AC. armature is not present in DC generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Autotransformer makes effective saving on copper and copper losses, when its transformation ratio is equal to greater than one. very low less than one. approx to one. greater than one. very low less than one. approx to one. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In field flux method speed control of DC Motor is constant torque drive below the base speed. constant torque drive above the base speed. constant power drive above base speed. constant hp drive below the base speed. constant torque drive below the base speed. constant torque drive above the base speed. constant power drive above base speed. constant hp drive below the base speed. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS