Electrical Machines Which of the following statements is/are correct ? Compensating winding will act under the pole. Both A and B. None of these Inter pole winding will act in interpolar region. Compensating winding will act under the pole. Both A and B. None of these Inter pole winding will act in interpolar region. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A synchronous motor is supplying a load at unity power factor. If the load on the motor is increased keeping its excitation and terminal voltage constant, the power factor None of these will become leading will remain the same will become lagging None of these will become leading will remain the same will become lagging ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A synchorous generator connected to an infinite bus is over excited. Considering only the reactive power from the point view of the system the machine acts as A capacitor. an inductor. None of these. A resistor. A capacitor. an inductor. None of these. A resistor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What are slot wedges in a DC machine made of? Cast iron. Silicon steel. Mild steel. Fibre. Cast iron. Silicon steel. Mild steel. Fibre. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3-phase 6 pole 50 Hz induction motor is running at 5% slip.What is the speed of the motor? 850 rpm 950 rpm 900 rpm 1000 rpm 850 rpm 950 rpm 900 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following will vary the maximum torque? both 1 and 2 None of these rotor resistance R rotor reactance X both 1 and 2 None of these rotor resistance R rotor reactance X ANSWER DOWNLOAD EXAMIANS APP
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