The energy density in the region between the plates of a charged parallel-plate air capacitor is given by the expression
A. \(\frac{1}{2}\)ε0E2
B. \(\frac{1}{2}\)ε0E
C. \(\frac{E^{2}}{2 \varepsilon_{0}}\)
D. \(\frac{\sigma^{2}}{\varepsilon_{0}}\)
Answer:A
The energy density in the region between the plates of a charged parallel-plate air capacitor is given by the expression
A. \(\frac{1}{2}\)ε0E2 B. \(\frac{1}{2}\)ε0E C. \(\frac{E^{2}}{2 \varepsilon_{0}}\) D. \(\frac{\sigma^{2}}{\varepsilon_{0}}\)