Three Phase Induction Motors If the frequency of 3-phase supply to the stator of a 3-phase induction motor is increased, then synchronous speed ______ Is decreased Is increased Remains unchanged None of the listed here Is decreased Is increased Remains unchanged None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the supply voltage of a 3-phase induction motor is increased two times, then torque is _______ Decreased two times Increased four times Increased two times Decreased four times Decreased two times Increased four times Increased two times Decreased four times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The speed of a squirrel cage induction motor is changed by Pole changing None of the listed here Rheostatic control Cascade control Pole changing None of the listed here Rheostatic control Cascade control ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Slip rings are usually made of Carbon Copper Aluminium Phospor bronze Carbon Copper Aluminium Phospor bronze ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For the same kVA rating, the leakage flux in induction motor is _______ that of transformer. None of the listed here About the same Less than More than None of the listed here About the same Less than More than ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Friction and windage loss of a 3 phase induction motor are None of the listed here Remains the same at all loads Maximum at no load Minimum at no load None of the listed here Remains the same at all loads Maximum at no load Minimum at no load ANSWER DOWNLOAD EXAMIANS APP
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