Three Phase Induction Motors The full load slip of a 3-phase induction motor ranges from 2 to 5 % 20 to 30 % None of the listed here 10 to 20 % 2 to 5 % 20 to 30 % None of the listed here 10 to 20 % ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When the rotor of a 3-phase induction motor is blocked, the slip is _____ 0.5 0.1 0 1 0.5 0.1 0 1 ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For higher efficiency of 3-phase induction motor, the slip should be Very large 1 Large As small as possible Very large 1 Large As small as possible ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Insertion of resistance in the rotor of an induction motor to develop a given torque Rotor current remains same Increases the rotor current Decreases the rotor current Rotor current becomes zero Rotor current remains same Increases the rotor current Decreases the rotor current Rotor current becomes zero ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The crawling in an induction motor is caused by Low voltage supply High loads Harmonics developed in the rotor Improper design of machine Low voltage supply High loads Harmonics developed in the rotor Improper design of machine ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 4 poles 8 poles 6 poles 2 poles 4 poles 8 poles 6 poles 2 poles ANSWER DOWNLOAD EXAMIANS APP
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