Electrical Machines Eddy current loss will depends on Flux density All of these Thickness Frequency Flux density All of these Thickness Frequency ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In salient pole synchronous machine, if direct axis reactance and quadrature axis reactance is equal, then power developed due to reluctance is maximum infinite value zero any of the above maximum infinite value zero any of the above ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the excitation is increased, the power factor is None of these leading power factor lagging power factor unity power factor None of these leading power factor lagging power factor unity power factor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines As compared to DOL starting, a cage induction motor with star-delta starting shall have more starting time. reduced starting current. smoother acceleration. more starting torque. more starting time. reduced starting current. smoother acceleration. more starting torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator on no-load, the air gap flux distribution in space is pulsating. sinusoidal. flat topped. triangular. pulsating. sinusoidal. flat topped. triangular. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A simple method of increasing the voltage of a DC generator is to increase the number of turns in armature coil. increase the number of turns in field coil. increase the speed of shaft rotation. increase the source frequency. increase the number of turns in armature coil. increase the number of turns in field coil. increase the speed of shaft rotation. increase the source frequency. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS