Electrical Machines In a DC machine, the angle between the stator and rotor fields is 180o. 0o. dependent upon the load. 90o. 180o. 0o. dependent upon the load. 90o. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a three phase star - delta transformer, what is the angle difference between primary and secondary phase voltages? Delta side leads by 30°. Delta side lags by -30°. Star side lags by -30°. Star side leads by 30°. Delta side leads by 30°. Delta side lags by -30°. Star side lags by -30°. Star side leads by 30°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power developed depends on both 1and 2 load angle voltage reactance both 1and 2 load angle voltage reactance ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series motor is efficiently suitable for none of these. high starting torque operation. low starting torque operation. constant speed operation. none of these. high starting torque operation. low starting torque operation. constant speed operation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of following components of a DC generator plays vital role for providing direct electric current of a DC generator? Equalizer rings. Dummy coils. Commutator. Eye bolt. Equalizer rings. Dummy coils. Commutator. Eye bolt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The crawling in the induction motor is caused by high loads improper design of stator laminations low voltage supply harmonics developed in the motor high loads improper design of stator laminations low voltage supply harmonics developed in the motor ANSWER DOWNLOAD EXAMIANS APP
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