A three phase four pole induction motor is operating on an input frequ – McqOptions

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1.	A three phase four pole induction motor is operating on an input frequency of 75 Hz and slip of 4%.If the rotor resistance of the machine is 1 Ω. The torque developed by the motor is given by: (Assume the operating voltage is 415 V. assuming stator voltage drop = 0)
A.	6889 syn.watts
B.	7898 syn.watts
C.	8998 syn.watts
D.	9998 syn.watts
Answer» B. 7898 syn.watts

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