A 3 phase I.M. running with slip 5%. Its rotor input is 20kW then its – McqOptions

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1.	A 3 phase I.M. running with slip 5%. Its rotor input is 20kW then its power output is ____ if frictional losses are 1kW.
A.	19.75kw
B.	1.8kw
C.	18kw
D.	21kw
Answer» D. 21kw

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