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13-11-2020
Physics

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An electric heater is rated 1000watts. If a current of 5A pass through the heater, find the value of its resistance.

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khaledkhello9 khaledkhello9

13-11-2020

Answer: R=40 Ω

Explanation: [tex]P=I^{2} R[/tex]

R=1000/ (25)=40

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