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How much work must be done to charge a `24 uF` capacitor, when the potential difference between the plates is 500 V?

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`C=24 muF = 24 xx 10^(-6) F` , V = 500 V
Work done to charge the capacitor `=1/2 CV^(2)`
`U =1/2 xx 24 xx 10^(-6) xx (500)^(2)`
U = 3 J
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