Energy per unit volume for a capacitor having area A and separation d kept at potential difference V is given by
- A\(\frac12\varepsilon_0\frac{V^2}{d^2}\)
- B\(\frac{1}{2\varepsilon_0}\frac{V^2}{d^2}\)
- C\(\frac12CV^2\)
- D\(\frac{Q^2}{2C}\)
✓ Correct answer: A
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