Electrical Machines When flux density is constant in a transformer, hysteresis loss varies as V f f² V² V f f² V² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature reaction mmf in a DC machines has a form of sinusoidal. rectangular. triangular. trapezoidal. sinusoidal. rectangular. triangular. trapezoidal. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In diesel engine, gas engine type of machine contains ___________________ pole type of alternator. salient. cylindrical. none of these. non uniform cylindrical. salient. cylindrical. none of these. non uniform cylindrical. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motor operation depends on None of these either of these. stationary magnetic field. rotating magnetic field. None of these either of these. stationary magnetic field. rotating magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A generator may loose residual magnetism due to over excitation. heating. vibrations. any of these. over excitation. heating. vibrations. any of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC shunt motor if load is increased, the speed increase proportional. remains constant. reduce slightly. increased slightly. increase proportional. remains constant. reduce slightly. increased slightly. ANSWER DOWNLOAD EXAMIANS APP
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