Electrical Machines Transformers operating in parallel will share the load depending upon their percentage impedance. rating. leakage reactance. efficiency. percentage impedance. rating. leakage reactance. efficiency. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC series motor is accidentally connected to single phase ac supply voltage. The torque produced will be oscillating pulsating and unidirectional None of these steady and unidirectional oscillating pulsating and unidirectional None of these steady and unidirectional ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In which of the following motors DC excitation is not required? 3-phase synchronous generator hysteresis motor 3-phase synchronous motor reluctance motor 3-phase synchronous generator hysteresis motor 3-phase synchronous motor reluctance motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Regenerative braking is possible in DC shunt motor with field weakening control. DC series motor. DC compound motor. DC shunt motor with armature resistance control. DC shunt motor with field weakening control. DC series motor. DC compound motor. DC shunt motor with armature resistance control. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Larger values of air flux density is taken while designing IM for larger bore diameter. both. larger output. none. larger bore diameter. both. larger output. none. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A large series motor is never started without some mechanical load on it because otherwise it will develop excessive speed and damage itself. open fuse or circuit breaker. draw too much current. produce sparking at brushes. develop excessive speed and damage itself. open fuse or circuit breaker. draw too much current. produce sparking at brushes. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS