Electrical Machines In case of a DC Shunt motor if the load is decreased to some extent, what will happen to its speed? The speed will remains almost constant. The speed will increase in proportion to reduction in load. The speed will increase abruptly. The speed will increase gradually. The speed will remains almost constant. The speed will increase in proportion to reduction in load. The speed will increase abruptly. The speed will increase gradually. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole generator with 16 coil has a two layer lap winding. The pole pitch is 16. 4. 8. 32. 16. 4. 8. 32. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, the armature windings are placed on the rotor because of the necessity for development of torque commutation electromechanical energy conversion generation of voltage development of torque commutation electromechanical energy conversion generation of voltage ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3- phase synchronous motor can operate over a wide range of power factors i.e. from lagging to leading power factor. This is achieved by changing the field excitation. varying the applied voltage. varying the speed. changing the load. changing the field excitation. varying the applied voltage. varying the speed. changing the load. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motor operation depends on stationary magnetic field. either of these. None of these rotating magnetic field. stationary magnetic field. either of these. None of these rotating magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eb/Vt ratio of a DC motor is an indication of starting torque. running torque. speed regulation. efficiency. starting torque. running torque. speed regulation. efficiency. ANSWER DOWNLOAD EXAMIANS APP
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