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Calculate the ohmic value and power of the series resistor

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Reference no: EM13225517

A 250hp, 500v dc shunt motor draws a nominal field current of 5A under rated load. The resistance is 90ohms. c needed so that the field current drops to 4.5A when the shunt field and resistor are connected to the 500v source.

Reference no: EM13225517

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