Calculate input power power factor and line current.

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Calculate input power power factor and line current.

The input power to a 3 – phase, ? –connected motor was measured by two-wattmeter method. The readings were 20.8 kw and – 6.8 kw and the line voltage was 400 V. Calculate (i) input power (ii) power factor and (iii) line current.

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Calculate input power power factor and line current.

Calculate input power power factor and line current.

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