Three Phase Induction Motors A high starting torque can be obtained in a 3phase induction motor by _______ Decreasing rotor resistance Increasing rotor reactance Increasing rotor resistance None of the listed here Decreasing rotor resistance Increasing rotor reactance Increasing rotor resistance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The synchronous speed of a 3-phase induction motor having 20 poles and connected to a 50 Hz source is _____ 1200 rpm 600 rpm 300 rpm 1000 rpm 1200 rpm 600 rpm 300 rpm 1000 rpm 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. Equal to Two times Four times None of the listed here Equal to Two times Four times None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The shaft of induction motor is made of Stiff Any of the listed here Hollow Flexible Stiff Any of the listed here Hollow Flexible ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frame of an induction motor is usually made of Silicon steel Bronze Aluminium Cast iron Silicon steel Bronze Aluminium Cast iron ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Which of the following component is usually fabricated out of silicon steel? Stator core None of these Bearings Shaft Stator core None of these Bearings Shaft ANSWER DOWNLOAD EXAMIANS APP
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