Engineering, 01.06.2021 19:00 rachael8304
A 220 v, 7 Hp DC series motor coupled to a fan, the motor draws 25 A and runs at 300 rpm at terminal voltage of 220v and no external resistance, torque of the fan is proportional to the square of the speed, if Ra=0.6 Ω and Rf=0.4 Ω. Determine the power supplied to the fan.
Answers: 3
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A 220 v, 7 Hp DC series motor coupled to a fan, the motor draws 25 A and runs at 300 rpm at terminal...
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