Three Phase Induction Motors The frame of an induction motor is usually made of Cast iron Aluminium Silicon steel Bronze Cast iron Aluminium Silicon steel Bronze ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will run in reverse direction The motor will not run The motor will run at reduced speed The motor will burn The motor will run in reverse direction The motor will not run The motor will run at reduced speed The motor will burn ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____ 2400 rpm 1200 rpm 400 rpm 1600 rpm 2400 rpm 1200 rpm 400 rpm 1600 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Magnitude of supply voltage Supply frequency Phase sequence of supply voltage Number of poles Magnitude of supply voltage Supply frequency Phase sequence of supply voltage Number of poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors As load on an induction motor goes on increasing Its power factor goes on increasing up to full load and then it falls again Its power factor goes on increasing even after full load Its power factor remains constant Its power factor goes on decreasing Its power factor goes on increasing up to full load and then it falls again Its power factor goes on increasing even after full load Its power factor remains constant Its power factor goes on decreasing 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 _____ 1000 rpm 300 rpm 1200 rpm 600 rpm 1000 rpm 300 rpm 1200 rpm 600 rpm ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS