Power

Electricity and Magnetism Level 1

Which needs more energy?

A Television of 250 250 watt in 1 1 hour

or a iron machine of 1200 1200 watt in 10 10 minutes.

The Television Both are equal The iron machine.

Nazmus Sakib by Nazmus sakib , 24, Bangladesh

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1 solution

Steven Chase
Sep 29, 2017

250 W × 1 h = 250 W h > 1200 W × 1 6 h = 200 W h 250 W \times 1h = 250 Wh > 1200 W \times \frac{1}{6}h = 200 Wh

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