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Blocked rotor test comprises of ____________

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Blocked rotor test comprises of ____________

(a) rotor and stator copper losses.

(b) rotor copper and stator core losses.

(c) rotor core losses

(d) stator copper losses

This question was addressed to me during an interview for a job.

Asked question is from Determination of Equivalent Circuit Parameters topic in chapter Induction Machines of Electrical Machines

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The correct answer is (a) rotor and stator copper losses.

Easy explanation: Blocked rotor test consists of copper losses of stator and rotor winding copper losses.

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