Three Phase Induction Motors The no load speed of an induction motor depends on Both supply frequency and number of poles The maximum flux/poles The number of its poles The supply frequency Both supply frequency and number of poles The maximum flux/poles The number of its poles The supply frequency 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 ______ 65% 40% 90% None of the listed here 65% 40% 90% None of the listed here 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 Blocked rotor test All of these Stator resistance test No-load test Blocked rotor test All of these Stator resistance test No-load test ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The efficiency of an induction motor can be expected to be nearly 95 to 98 % 99% 60 to 90% 80 to 90% 95 to 98 % 99% 60 to 90% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The maximum torque in an induction motor depends on Rotor inductive reactance All of the listed here Square of supply voltage Frequency Rotor inductive reactance All of the listed here Square of supply voltage Frequency ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Supply frequency Number of poles Phase sequence of supply voltage Magnitude of supply voltage Supply frequency Number of poles Phase sequence of supply voltage Magnitude of supply voltage ANSWER DOWNLOAD EXAMIANS APP
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