MCQOPTIONS
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| 1. |
A parallel plate capacitor has plates of area \[A\] and separation \[d\] and is charged to a potential difference\[V\]. The charging battery is then disconnected and the plates are pulled apart until their separation is 2\[d\]. What is the work required to separate the plates? |
| A. | \[2{{\varepsilon }_{0}}A{{V}^{2}}/d\] |
| B. | \[{{\varepsilon }_{0}}A{{V}^{2}}/d\] |
| C. | \[3{{\varepsilon }_{0}}A{{V}^{2}}/d\] |
| D. | \[{{\varepsilon }_{0}}A{{V}^{2}}/2d\] |
| Answer» E. | |