Three Phase Induction Motors If the supply voltage of a 3-phase induction motor is increased two times, then torque is _______ Increased two times Increased four times Decreased two times Decreased four times Increased two times Increased four times Decreased two times Decreased four times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The cogging of an induction motor can be avoided by Using DOL starter Auto transformer starter Having number of rotor slots more or less than the number of stator slots Proper ventilation Using DOL starter Auto transformer starter Having number of rotor slots more or less than the number of stator slots Proper ventilation ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of an induction motor is maximum when rotor resistance per phase is _____ rotor reactance / phase. Four times None of the listed here Two times Equal to Four times None of the listed here Two times Equal to ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The complete circle diagram of induction motor can be drawn with the help of data found from Stator resistance test All of these No-load test Blocked rotor test Stator resistance test All of these No-load test Blocked rotor test ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shape of the torque/slip curve of induction motor is Parabola Straight line Hyperbola Rectangular parabola Parabola Straight line Hyperbola Rectangular parabola ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor on load resemble those of a transformer whose secondady is _______ Supplying a variable resistive load None of the listed here Short circuited Open circuited Supplying a variable resistive load None of the listed here Short circuited Open circuited ANSWER DOWNLOAD EXAMIANS APP
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