Synchronous Motors The maximum speed variation in a 3 phase synchronous motor is 2 percent Zero 4 percent 10 percent 2 percent Zero 4 percent 10 percent ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The speed of a synchronous motor Always remains constant Increases as the load increases None of the listed here Decreases as the load decreases Always remains constant Increases as the load increases None of the listed here Decreases as the load decreases ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors If one phase of a 3 phase synchronous motor is short circuited, motor Will refused ro start Will overheat in spots Will not come upto speed Will fail to pull into step Will refused ro start Will overheat in spots Will not come upto speed Will fail to pull into step ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The armature current of the synchronous motor has higher values for Higher excitation only Low excitation only Both higher and low excitation None of the listed here Higher excitation only Low excitation only Both higher and low excitation None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Slip rings in a synchronous motor carry Direct current Alternating current All of the listed here No current Direct current Alternating current All of the listed here No current ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS