an 6-pole, \( 60 \mathrm{~hz} \), three phase, y-connected induction machine, rated at \( 440 \mathrm{~v} \), line-line and 1175rpm, has the following equivalent circuit parameters:R 1 =1.3Ω, R 2 =1.5Ω,X 1 =X 2=0.8Ω,X m=12Ω. Assume the machine is always operated at rated voltage. Assume that the rotational (friction and windage) losses are . a) Determine the rated output power of this machine. b) Determine the rated torque. c) Find the peak torque that the motor is capable of producing. d) Find the power loss in the stator winding at the rated speed. e) Determine the efficiency of the motor at the rated speed.