Question

an electrical lamp consumes 100w of power.if the supply voltage is 220v the energy consumed in 30 minute ​

Answer 1

HERE IS YOUR ANSWER. . . . . .

30 min = 0.5 hr

100 watt = 0.1 Kw


Power in 30 min or 0.5 hr = 0.1 × 0.5

POWER = 0.05 Kwh



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