Electrical Machines Universal motor have which of the following application? Lift. Domestic pump. Food mixer. Traction. Lift. Domestic pump. Food mixer. Traction. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If field current is decreased in shunt dc motor, the speed of the motor None of these increases. remains same. decreases. None of these increases. remains same. decreases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole wave wound dc motor having flux per pole of 9.56 X 10-3 Wb contains 460 armature conductors. Calculate the back emf produced when it is running at a speed of 1500 rpm. 240 volt. 440 volt. 230 volt. 220 volt. 240 volt. 440 volt. 230 volt. 220 volt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Capacitor in split phase induction motor is used to reduce the harmonics. start the motor. improve the starting torque. improve the power factor. reduce the harmonics. start the motor. improve the starting torque. improve the power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Star - delta method of starting of motor is not possible in case of low horse power motor. high torque motor. high speed motor. single phase induction motor. low horse power motor. high torque motor. high speed motor. single phase induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformer cooling and insulating oil must be of low BDV. high viscosity. low resistivity. low viscosity. low BDV. high viscosity. low resistivity. low viscosity. ANSWER DOWNLOAD EXAMIANS APP
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