Electrical Machines If the field winding connection of DC shunt motor is changed It will run in opposite direction. motor will become slow. It will run in same direction. motor will not run. It will run in opposite direction. motor will become slow. It will run in same direction. motor will not run. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following induction motor has maximum speed? 8 pole. 4 pole. 2 pole. 6 pole. 8 pole. 4 pole. 2 pole. 6 pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the speed control of polyphase squirrel cage induction motor, if frequency of operation is decreased with constant V, Tst increases either of these None of these constant supply voltage V, starting torque Tst decreases constant V, Tst increases either of these None of these constant supply voltage V, starting torque Tst decreases ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The wound rotor type IM is used for____________ speed operation. maximum. constant. minimum. variable. maximum. constant. minimum. variable. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statement is correct, if short circuit ratio is high? High voltage regulation Low short circuit current None of these Good voltage regulation High voltage regulation Low short circuit current None of these Good voltage regulation ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above question, find rms line voltage for delta connection? 100 V. 230.2 V. 50 V. 399 V. 100 V. 230.2 V. 50 V. 399 V. ANSWER DOWNLOAD EXAMIANS APP
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