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 SwS w is shifted from position 1 to position 2?2 ?

Reveal Answer
3.133. Q˙=1/2CE22\dot{Q}=1 / 2 C \mathscr{E}_{2}^{2}. It is remarkable that the result obtained is independent of E1\mathscr{E}_{1}.