Electrical Machines A DC generator beyond critical resistance will generate no voltage. maximum current. maximum power. maximum voltage. no voltage. maximum current. maximum power. maximum voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding are used to rectify the flux density waveform at throughout the air gap. region under main pole. interpole region. None of these throughout the air gap. region under main pole. interpole region. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the speed of stator rotating magnetic field with respect to rotor rotating magnetic field? Zero Synchronous speed Slip speed None of these Zero Synchronous speed Slip speed None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above questions, find the power delivered by each of the alternators to a load of impedance 6Ω(resistive) 6000 W, 7000 W. 100 W, 2000 W. 1000 W, 5040 W. 3190 W, 5040 W. 6000 W, 7000 W. 100 W, 2000 W. 1000 W, 5040 W. 3190 W, 5040 W. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of a DC compound motor can be reversed by interchanging armature connections. series field connections. armature or field connections. shunt field connections. armature connections. series field connections. armature or field connections. shunt field connections. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC generator will not build up voltage due to wrong direction of rotation. if field resistance is more than critical resistance. if it has lost residual magnetism. any one of above. due to wrong direction of rotation. if field resistance is more than critical resistance. if it has lost residual magnetism. any one of above. ANSWER DOWNLOAD EXAMIANS APP
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