Electrical Machines A DC series motor drawing an armature current of Ia is operating under saturated magnetic conditions. The torque developed in the motor is proportional to I/Ia2 1/Ia Ia2 Ia I/Ia2 1/Ia Ia2 Ia ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A motor armature conductor of length 0.5 m is exposed to a flux density of 4 Wb / m2. Calculate the force experienced by the conductor, when the armature current is 5 Amp? 20 N. None of these. Can't be determined. 15 N. 20 N. None of these. Can't be determined. 15 N. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The self induced emf in the coil undergoing commutation is called the statically induced voltage. dynamically induced voltage. None of these reactance voltage. statically induced voltage. dynamically induced voltage. None of these reactance voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A differentially compound motor under high-over-load conditions will behave like a / an AC synchronous motor. series motor. shunt motor. cummulative compound motor. AC synchronous motor. series motor. shunt motor. cummulative compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Field weakening method is also called as-----------? constant voltage control constant current control constant power control constant torque control constant voltage control constant current control constant power control constant torque control ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines It is an advisable to use auto transformer if the transformation ratio is Greater than 1. 0.5. 0.25. near to 1. Greater than 1. 0.5. 0.25. near to 1. ANSWER DOWNLOAD EXAMIANS APP
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