In this problem, we wish to determine how the tank in $($a$)$ can be transformed to that in $($b$).$ Assume $L_1\frac{}{R_1}1.$ Find $R_p$ in terms of $R_1,L_1,$ and $.$

Select one:

a$.,R_p=\frac{(L_1{)}^2}{R_1}$

b$.,R_p=(\frac{L_1}{R_1}{)}^2$

c$.R_p=L\frac{1}{R_1}$

d$.$ None of these