A 700 pF capacitor is charged by a 50 V ...

A 700 pF capacitor is charged by a 50 V battery. The electrostatic energy stored it is

` 6.7 xx 10 ^( -7) J `

`8.75 xx 10 ^( -7) J `

`13.6 xx 10 ^( -9) J `

`17.0 xx 10^( - 8 ) ` J

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