Electrical Machines When an electric train is moving down a hill, the DC motor will operate as DC shunt generator. DC series motor. DC series generator. DC shunt motor. DC shunt generator. DC series motor. DC series generator. DC shunt motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The use of higher flux density in the transformer design None of these increases the weigh per KVA reduces the weigh per KVA has no relation with the weight of transformer None of these increases the weigh per KVA reduces the weigh per KVA has no relation with the weight of transformer ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a transformer to be tested at full load conditions but consuming only losses from the main, we do back to back test None of these load test OC and SC tests back to back test None of these load test OC and SC tests ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following pairs is/are correct? closed slot----- leakage flux is high open slot----- leakage flux is less semi closed slot-----leakage flux is moderate All of these closed slot----- leakage flux is high open slot----- leakage flux is less semi closed slot-----leakage flux is moderate All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In escalator which motor is used? DC shunt motor. 3 - φ IM. 1 - φ IM. Universal motor. DC shunt motor. 3 - φ IM. 1 - φ IM. Universal motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which machine is used for battery charging? DC series generator. Compounded DC generator. DC shunt generator. None of these. DC series generator. Compounded DC generator. DC shunt generator. None of these. ANSWER DOWNLOAD EXAMIANS APP
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