Electrical Machines In an auto transformer, for what value of turn ratio, power transferred by inductively and conductively are same? 0.5 0 any of the above 1 0.5 0 any of the above 1 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the no-voltage release in a DC motor starter fails to operate on failure of supply, on resumption of supply the motor will develop very low starting torque. not start automatically. start automatically without trouble. get damaged. develop very low starting torque. not start automatically. start automatically without trouble. get damaged. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The use of higher flux density in the transformer design None of these has no relation with the weight of transformer reduces the weigh per KVA increases the weigh per KVA None of these has no relation with the weight of transformer reduces the weigh per KVA increases the weigh per KVA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The frame of an induction motor is made of stainless steel. closed grained cast iron. silicon steel. aluminium. stainless steel. closed grained cast iron. silicon steel. aluminium. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc generator operating on load with its brushes on the geometrical neutral axis (GNA), the magnetic neutral axis (MNA) is shifted in the direction of rotation. Now, if the brushes are given a lead of 90° (electrical), then the MNA will shift forward by more than 90° shift forward by 90° coincide with the GNA shift forward by less than 90° shift forward by more than 90° shift forward by 90° coincide with the GNA shift forward by less than 90° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Scott connections are used for single phase to three phase transformation. any of the above. three phase to two phase transformation. three phase to single phase transformation. single phase to three phase transformation. any of the above. three phase to two phase transformation. three phase to single phase transformation. ANSWER DOWNLOAD EXAMIANS APP
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