Three Phase Induction Motors The power factor of an induction motor under no load conditions will be closer to 0.2 lagging 0.2 leading Unity 0.5 leading 0.2 lagging 0.2 leading Unity 0.5 leading ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For higher efficiency of 3-phase induction motor, the slip should be As small as possible Large Very large 1 As small as possible Large Very large 1 ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The induction motor has lagging power factor during Starting only Both starting and operation None of the listed here Operation only Starting only Both starting and operation None of the listed here Operation only 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
Three Phase Induction Motors The approximate efficiency of a 3-phase , 50 Hz, 4 pole induction motor running at 1350 rpm is ______ 40% 90% None of the listed here 65% 40% 90% None of the listed here 65% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor at stand still resemble those of a transformer whose secondady is _______ Open circuited Short circuited None of the listed here Supplying a variable resistive load Open circuited Short circuited None of the listed here Supplying a variable resistive load ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS