Assume that for a circuit similar to that shown in Problem
2-1, Rl 5 200 , R2 5 400 V, R3
5 2.00 k, and a
5 15.0 .
(a) What is the voltage V2?
(b) What would be the power loss in resistor R2?
(c) What fraction of the total power lost by the circuit
would be dissipated in resistor R2?