Chapter 3, Problem 67P

(a)

To determine

Show that $R_{\text{ab}}=R_{\text{L}}$ if $R=R_{\text{L}}$ in the given fixed-attenuator pad circuit.

(b)

To determine

Show that the voltage ratio $\frac{v_o}{v_i}$ is equal to 0.50 when $R=R_{\text{L}}$.