Electrical Machines In DC machine torque is proportional to which of the following? flux(φ) both A and B None of these armature current(Ia) flux(φ) both A and B None of these armature current(Ia) ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines _____________ types of induction motor are widely used. Three phase IM. Single phase IM. Slip ring IM. Squirrel cage IM. Three phase IM. Single phase IM. Slip ring IM. Squirrel cage IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Normally for the design of transformer the ambient temperature is taken as 27°C. 45°C. 35°C. 32°C. 27°C. 45°C. 35°C. 32°C. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines 1 KVA, 230 V, 50 Hz, single phase transformer has an eddy current loss of 30 watts. The eddy current loss when the transformer is excited by a dc source of same voltage will be 30 W less than 30 W zero watt more than 30 W 30 W less than 30 W zero watt more than 30 W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Ratio of starting torque to full load torque is minimum in Differential compound motor. Shunt motor. Series motor. Cumulative compound motor. Differential compound motor. Shunt motor. Series motor. Cumulative compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dummy coils are used for All of these mechanical balancing. reducing armature reaction. increasing efficiency. All of these mechanical balancing. reducing armature reaction. increasing efficiency. ANSWER DOWNLOAD EXAMIANS APP
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