Correct Answer: Option B

Explanation

Electric Power = IV = I²R = ^V2/_R thus for a device rated 1000 W, 230V, from the relation P = ^V2/_R, 1000 = ⁽²³⁰⁾²/_R
=> R = ⁽²³⁰⁾²/₁₀₀₀
= 52900/1000 = 52.9Ω

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