A universal motor draws 4 A at 230 V AC. If power factor is 0.8, input power is:

Option 1: 736 W

Option 2: 800 W

Option 3: 920 W

Option 4: 1000 W

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Correct Option: 1

Explanation

Input power P = VIcosφ = 230 × 4 × 0.8 = 736 W.