Electrical Machines When a synchronous motor is running at synchronous speed, the damper winding produces no torque. eddy current torque. both 1 and 2. damping torqe. no torque. eddy current torque. both 1 and 2. damping torqe. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines We can apply source transformation to voltage source when a resistance is connected to it in 10 HP. 14 HP. 15 HP. 13 HP. 10 HP. 14 HP. 15 HP. 13 HP. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, the electricity produced in armature is AC. DC. None of these armature is not present in DC generator. AC. DC. None of these armature is not present in DC generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In auto transformer if the turn ratio is K, what is the power transferred inductively? None of these both A and B K × input power (1-K) × input power None of these both A and B K × input power (1-K) × input power ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machine torque is proportional to which of the following? both A and B armature current(Ia) flux(φ) None of these both A and B armature current(Ia) flux(φ) None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A dc shunt generator has full-load voltage regulation of 10% at rated speed of 1000 rpm. If it is now driven at 1250 rpm, then its voltage regulation at full load would be 12.5% remain unchanged be more than 10% be less than 10% be 12.5% remain unchanged be more than 10% be less than 10% ANSWER DOWNLOAD EXAMIANS APP
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