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A dc motor is connected to a constant emf of 139 v the

A dc motor is connected to a constant emf of 13.9 V. The resistance of its windings is 2.0 ?. At normal operating speed, the motor delivers 6.7 W of mechanical power.

(a) What is the initial current drawn by the motor when it is first started up?

(b) What current does it draw at normal operating speed?

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Physics: A dc motor is connected to a constant emf of 139 v the

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Physics: A dc motor is connected to a constant emf of 139 v the

Reference No:- TGS0617769

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Recent Questions Asked Physics

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Ask an Expert for Answer!!

Physics: A dc motor is connected to a constant emf of 139 v the

Reference No:- TGS0617769

Recent Questions Asked Physics

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