Determine total core and mechanical losses

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Reference no: EM131287901

a 230-V shunt motor, having an armature resistance of 0.05 and a filed resistance of 75, draws a line current of 7 A while running light at 1120 rpm. the line current at a given load is 46 A. determine

a) the motor speed at the given load,

b) motor efficiency, and

c) total core and mechanical losses.

Reference no: EM131287901

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