50 J heat. 5 om resistance potential difference=?
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Given= E= 50 J
R= 5ω
V= ?
Energy= Power×Time
E=Pt
E=V²/R×t
50= V²/5×1
50= V²/5
50×5=V²
250=V²
V=√250
V=15.8 V.
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