Electrical Machines Generator works on the principle of production None of these static induced emf. both A and B. dynamically induced emf. None of these static induced emf. both A and B. dynamically induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The heat transfer by convection in a transformer least depends on temperature difference. surface area. color of the paint. air velocity. temperature difference. surface area. color of the paint. air velocity. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC motors has got maximum relieving property? Cummulative compound. Differentical compound. Shunt. Series. Cummulative compound. Differentical compound. Shunt. Series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a stepper motor the detente torque means minimum of the static torque with the phase winding excited. maximum of the static torque with the phase winding excited. maximum of the static torque with the phase winding unexcited. minimum of the static torque with the phase winding unexcited. minimum of the static torque with the phase winding excited. maximum of the static torque with the phase winding excited. maximum of the static torque with the phase winding unexcited. minimum of the static torque with the phase winding unexcited. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In applied voltage is reduced in a dc shunt motor Full load torque. Full load speed. Full load current. None of these. Full load torque. Full load speed. Full load current. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When a transformer is loaded, the secondary terminal voltage drops. That means power factor is leading. unity. zero. lagging. leading. unity. zero. lagging. ANSWER DOWNLOAD EXAMIANS APP
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