Electrical Machines Which of the following induction motor has the highest starting torque? None of these Same in both induction motors. Slip ring induction motor. Squirrel cage induction motor. None of these Same in both induction motors. Slip ring induction motor. Squirrel cage induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has negative speed regulation? Differential compound motor Series motor Cumulative compound motors Shunt motor Differential compound motor Series motor Cumulative compound motors Shunt motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What does happen if tripled harmonics given to induction motor? Will results in short circuit. Fail to start. Nothing will happen. Will results in open circuit. Will results in short circuit. Fail to start. Nothing will happen. Will results in open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 230 volt dc motor has an armature winding resistance of 0.5 ohm. Calculate the emf induced by the motor if the full load armature current is 23 ampere. 120 volt. None of these. 218.5 volt. 220.4 volt. 120 volt. None of these. 218.5 volt. 220.4 volt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer which of the following losses are zero? Rotational loss All of these Iron loss Copper loss Rotational loss All of these Iron loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The frame of an induction motor is made of stainless steel. closed grained cast iron. aluminium. silicon steel. stainless steel. closed grained cast iron. aluminium. silicon steel. ANSWER DOWNLOAD EXAMIANS APP
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