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A condenser has a capacity of 2 micro farad and is charged to a potential of 50 volt. The energy stored in it is.. * 1 point A 25×10 erg B 25×10³ erg C 25×10⁵ erg D 25 J |
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Answer» option BEXPLANATION:FORMULA is 1/2CV^2 = 1/2(2×10^-6)(2500) = 25×10^-4J ; 1 J = 10^7 ERGS = 25×10^3erg |
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