Electrical Machines A DC generator beyond critical resistance will generate maximum power. maximum current. maximum voltage. no voltage. maximum power. maximum current. maximum voltage. no voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole DC generator rotates at 1500 rpm. How many times in a second, will the emf induced in each armature conductor changes its direction? 200. 100. 500. 750. 200. 100. 500. 750. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For P pole machine relation between electrical degrees and mechanical degrees is θelec = 2/P*θmech θelec = 4/P*θmech θelec = θmech θelec = P/2*θmech θelec = 2/P*θmech θelec = 4/P*θmech θelec = θmech θelec = P/2*θmech ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator on no-load, the air gap flux distribution in space is sinusoidal. flat topped. pulsating. triangular. sinusoidal. flat topped. pulsating. triangular. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is not a necessary condition to be satisfied for synchronising an incoming alternator to an already operating alternator? same prime mover speed same frequency same phase sequence same voltage magnitude same prime mover speed same frequency same phase sequence same voltage magnitude ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An unexcited single phase synchronous motor is universal motor. reluctance motor. repulsion motor. AC series motor. universal motor. reluctance motor. repulsion motor. AC series motor. ANSWER DOWNLOAD EXAMIANS APP
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