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The slip of a 3-phase induction motor at the moment of starting is equal to:

A0.05
B0.0
CInfinity
D1.0

Explanation

At starting, rotor speed N = 0, so slip s = (Ns – N) / Ns = (Ns – 0) / Ns = 1.0 (or 100%).

Submitted by: mcqstutor Team More Electrical Engineering MCQs →

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