Electrical Machines Brushes are always placed on--------------- , in order to achieve sparkles commutation? None of these GNA MNA either GNA or MNA None of these GNA MNA either GNA or MNA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following will vary the maximum torque? rotor resistance R rotor reactance X both 1 and 2 None of these rotor resistance R rotor reactance X both 1 and 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statement is true for an AC synchronous motor? It is a high reluctance motor. It is a variable speed motor. It is a constant speed motor. It is a step angled motor. It is a high reluctance motor. It is a variable speed motor. It is a constant speed motor. It is a step angled motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The principle of operation of a 3 - Φ induction motor is almost similar to that of transformer with secondary short circuited. capacitor start induction motor. synchronous motor. repulsion start induction motor. transformer with secondary short circuited. capacitor start induction motor. synchronous motor. repulsion start induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The core flux in transformer depends mainly on supply voltage and load supply voltage, frequency and load supply voltage supply voltage and frequency supply voltage and load supply voltage, frequency and load supply voltage supply voltage and frequency ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC Shunt Motor has disadvantage(s) of less expensive. constant speed. none of above. not suitable for rapidly changing loads. less expensive. constant speed. none of above. not suitable for rapidly changing loads. ANSWER DOWNLOAD EXAMIANS APP
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