Electrical Machines In DC machines internal characteristics are plotted between Vt vs Ia Eg vs load current Vt vs load current Eg vs Ia Vt vs Ia Eg vs load current Vt vs load current Eg vs Ia ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines It is advisable to start a DC series motor with some load to Limit the flux. Avoid sparking. Limit the speed. Limit the current. Limit the flux. Avoid sparking. Limit the speed. Limit the current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC machine is a convection machine. both are correct. none of above are correct. conduction machine. convection machine. both are correct. none of above are correct. conduction machine. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Star - delta method of starting of motor is not possible in case of high speed motor. high torque motor. low horse power motor. single phase induction motor. high speed motor. high torque motor. low horse power motor. single phase induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The change in speed of a DC generator due to increased load is corrected by increasing input power of the prime mover. increasing terminal voltage. increasing armature resistance. increasing armature cooling. increasing input power of the prime mover. increasing terminal voltage. increasing armature resistance. increasing armature cooling. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 20KVA auto transformer, turn ratio is 0.8. Find the power transferred conductively? 0KVA 20KVA 4KVA 16KVA 0KVA 20KVA 4KVA 16KVA ANSWER DOWNLOAD EXAMIANS APP