Electrical Machines Commutator pitches of duplex and simplex lap windings are respectively 4 ang 1 2 and 1 2 and 2 4 and 2 4 ang 1 2 and 1 2 and 2 4 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor if the load current increases then field flux decreases increases. remains constant. decreases. decreases increases. remains constant. decreases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the highest possible speed of turbo alternators? 3000 rpm 1000 rpm 4000 rpm 1500 rpm 3000 rpm 1000 rpm 4000 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, the armature windings are placed on the rotor because of the necessity for generation of voltage commutation development of torque electromechanical energy conversion generation of voltage commutation development of torque electromechanical energy conversion ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Direction of the current in the compensating winding is________ to the direction of current in the armature conductors? None of these exactly opposite same either of these None of these exactly opposite same either of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC series motor is running at rated speed without any additional resistance in series. If an additional resistance is placedin series, the speed of motor Increases. Decreases. Oscillates around the rated speed. Remains unchanged. Increases. Decreases. Oscillates around the rated speed. Remains unchanged. ANSWER DOWNLOAD EXAMIANS APP
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