Electrical Machines If the applied voltage to a dc machine is 230 V, then the back emf, for maximum power developed, is 200 V 115 V 460 V 230 V 200 V 115 V 460 V 230 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slip of an induction motor normally does not depend on shaft torque. synchronous speed. rotor speed. core loss component. shaft torque. synchronous speed. rotor speed. core loss component. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Inter pole winding is connected in-------------------------- ? series with armature series with main poles parallel with main poles parallel with armature series with armature series with main poles parallel with main poles parallel with armature ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The dc motor which can provide zero speed regulation at full load without any controller, is shunt. differential compound. cumulative compound. series. shunt. differential compound. cumulative compound. series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The basic function of a transformer is to change the frequency the level of the voltage the power factor the power level the frequency the level of the voltage the power factor the power level ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If terminal voltage of one 1000 rpm shunt motor is reduced to half the speed of the motor will be 2000 rpm 500 rpm 250 rpm 1000 rpm 2000 rpm 500 rpm 250 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
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