4. A 208-V four-pole 60-Hz Y-connected wound-rotor induction motor is rated at 30 hp. Its equivalent circuit components are, R1 0.100 Ohms, R2 0.070 Ohms, Xm-10.0 Ohms X1-0.210 Ohms, X2- 0.210 Ohms Pmech-500 W, Pmisc. -0, Pcore- 400 W Assume slip is 0.05 Draw the equivalent circuit, then determine, (10 pts.) (a) The line current (b The stator copper losses (c) The air-gap power (d) The power converted from electrical to mechanical (e) The induced torque (f) The load torque load (g) The overall machine efficiency (h) The motor speed in revolutions per minute and radians per second