Electrical Machines Which motor cannot be started on no load? shunt motors cumulative compound motors both B and C series motors shunt motors cumulative compound motors both B and C series motors ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following are variable losses? shunt field copper loss hysteresis loss eddy current loss armature copper loss shunt field copper loss hysteresis loss eddy current loss armature copper loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which motor used in Lathe machine? D.C. shunt motor. D.C. cumulative compound motor. None of these D.C . series motor. D.C. shunt motor. D.C. cumulative compound motor. None of these D.C . series motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machines, the interpoles are provided to counteract the reactance voltage and the cross-magnetizi both (B) and (C). to make commutation spark less. to counteract demagnetizing effect of armature mmf in commutating zone. to counteract the reactance voltage and the cross-magnetizi both (B) and (C). to make commutation spark less. to counteract demagnetizing effect of armature mmf in commutating zone. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 100 KVA transformer is operating at 60 Hz, 240 V supply. The same transformer is operating at 50 Hz, 200 V supply. The new rating is 83.33 KVA 100 KVA 123.3 KVA 50 KVA 83.33 KVA 100 KVA 123.3 KVA 50 KVA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Silicon content in steel lamination is kept within 5% as it makes the material brittle. increases hysteresis loss. All of these Increases cost. makes the material brittle. increases hysteresis loss. All of these Increases cost. ANSWER DOWNLOAD EXAMIANS APP
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