Induction Motor Questions
1. The frame of an induction motor is made of carbon (a) closed grained cast iron (b) aluminium (c) stainless steel 2. Slip rings for induction motors are made of (a) phosphor bronze (b) aluminium (c) carbon (d) cobalt steel 3 . If ‘s’ is the slip and ‘f’ is the supply frequency, the frequency […]
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