Electrical Machines In DC generators, the residual magnetism is of the order of 15 %. 2.5 %. 20 %. 10 %. 15 %. 2.5 %. 20 %. 10 %. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of dielectric material is used in capacitors used for fans and for power factor correction? Vacuum. Mica. Glass. Oil impregnated paper. Vacuum. Mica. Glass. Oil impregnated paper. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A transformer has hysteresis loss of 30 W, at 240 V, 60 Hz. The hysteresis loss at 200 V, 50 Hz will be 25 W. 36 W. 30 W. 28 W. 25 W. 36 W. 30 W. 28 W. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The principle of dynamically induced emf is utilized in thermocouple. choke. generator. transformer. thermocouple. choke. generator. transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of these types of motor is used in elevators? DC shunt motor. DC series motor. None of these. DC compound motor. DC shunt motor. DC series motor. None of these. DC compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 440 V, 3-phase, 10 pole and 50 HZ synchronous motor delivering a torque of 50 N-m, delivers a power of 3000W 100W 500W 1000W 3000W 100W 500W 1000W ANSWER DOWNLOAD EXAMIANS APP
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