A 440 V. 50 Hz two pole, Y-connected induction motor is rated at 75kW. The equivalent circuit par...

A 440 V. 50 Hz two pole, Y-connected induction motor is rated at 75kW. The equivalent circuit parameters are R1 = 0.075 ohms R2 = 0.065 ohms Xm = 7.2 ohms X1 = 0.17 ohms X2 = 0.17 ohms P (F & W) = 1.0 kW P(misc) = 150 W P(core) = 1.1kW For a slip of 0.04, find a) The line current II. b) The stator power factor c) The rotor power factor d) The stator copper losses Psel e) The air-gap power PAG f) The power converted from electrical to mechanical form Pconv g) The induced torque h) The load torque i) The overall machine efficiency j) the motor speed in revolutions per minute and radians per second