All Problems

Electric Capacitance, Energy of an Electric Field

Problem 3.133

What amount of heat will be generated in the circuit shown in Fig. 3.31 after the switch \(S w\) is shifted from position 1 to position \(2 ?\)

Reveal Answer
3.133. \(\dot{Q}=1 / 2 C \mathscr{E}_{2}^{2}\). It is remarkable that the result obtained is independent of \(\mathscr{E}_{1}\).