Electrical Machines The maximum power developed in cylindrical synchronous machine is occurs at a load angle of 90o. 0o. Greater than 90o. less than 90o. 90o. 0o. Greater than 90o. less than 90o. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A smaller air gap in a induction motor helps to reduce the magnetizing current. increase the starting torque. reduce the chance of cogging. reduce the chance of crawling. reduce the magnetizing current. increase the starting torque. reduce the chance of cogging. reduce the chance of crawling. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An unexcited single phase synchronous motor is AC series motor. reluctance motor. repulsion motor. universal motor. AC series motor. reluctance motor. repulsion motor. universal motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC compound motor the field regulator is provided to control the armature flux. demagnetize the field partially. limit the armature current. control the field flux. control the armature flux. demagnetize the field partially. limit the armature current. control the field flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of rotation of 5th harmonic component in the stator of an induction motor is (1 / 5) times the synchronous speed. 5 times the synchronous speed. 0.5 times the synchronous speed. (1 / 15) times the synchronous speed. (1 / 5) times the synchronous speed. 5 times the synchronous speed. 0.5 times the synchronous speed. (1 / 15) times the synchronous speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformer cooling and insulating oil must be of low resistivity. low BDV. high viscosity. low viscosity. low resistivity. low BDV. high viscosity. low viscosity. ANSWER DOWNLOAD EXAMIANS APP
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