Three Phase Induction Motors For higher efficiency of 3-phase induction motor, the slip should be As small as possible Large 1 Very large As small as possible Large 1 Very large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The frequency of rotor current in a 6-pole , 50 Hz, 3-phase induction motor running at 950 rpm is 5 Hz 0.05 Hz 2.5 Hz 1.5 Hz 5 Hz 0.05 Hz 2.5 Hz 1.5 Hz ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Size of a high speed motor as compared to low speed motor for the same HP will be Same Smaller Any of the listed here Bigger Same Smaller Any of the listed here Bigger 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 All of these No-load test Blocked rotor test Stator resistance test All of these No-load test Blocked rotor test Stator resistance test ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The maximum torque of a 3-phase induction motor under running conditions is Inveresly proportional to supply voltage None of the listed here Directly proportional to rotor resistance inversely proportional to rotor reactance at standstill Inveresly proportional to supply voltage None of the listed here Directly proportional to rotor resistance inversely proportional to rotor reactance at standstill ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When the rotor of a 3-phase induction motor is blocked, the slip is _____ 0.5 0.1 1 0 0.5 0.1 1 0 ANSWER DOWNLOAD EXAMIANS APP