Synchronous Motors The induced e.m.f. in a synchronous motor working on leading power factor will be less than the supply voltage more than the supply voltage equal to the supply voltage None of these less than the supply voltage more than the supply voltage equal to the supply voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The operating speed of a synchronous motor can be changed to new fixed value by changing frequency changing the supply voltage changing the load using brakes changing frequency changing the supply voltage changing the load using brakes ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An important advantage of a synchronous motor over wound round induction motor is that None of these its speed may be controlled more easily its power factor may be varied at will its speed is independent of supply frequency None of these its speed may be controlled more easily its power factor may be varied at will its speed is independent of supply frequency ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The percentage slip in case of a synchronous motor is 1 0.01 zero 0.005 1 0.01 zero 0.005 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The rotor of a synchronous motor is None of the listed here Salient pole type Nonsalient pole type Identical to that of a dc motor None of the listed here Salient pole type Nonsalient pole type Identical to that of a dc motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor working at leading power factor can be used as Mechanical synchronizer Noise generator Phase advancer Voltage booster Mechanical synchronizer Noise generator Phase advancer Voltage booster ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS