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The actual rotor resistance referred to the stator if the induction motor is?

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The actual rotor resistance referred to the stator if the induction motor is?

(a) r2

(b) (r2)/s

(c) (r2)/(1-s)

(d) (r2)*(1-s)/s

I got this question in unit test.

My question is from Equivalent Circuit in chapter Induction Machines of Electrical Machines

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Best answer
Right choice is (a) r2

Easiest explanation: The actual resistance will be r2 only.

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