a) Compute VL, iL, iZ and iR for the network of the figure if RL = 180 ohms.
b) Repeat part (a) if RL = 470 ohms.
c) Compute the value of RL that will establish maximum power conditions for the Zener diode.
d) Compute the minimum value of RL to ensure that the Zener diode is in the "on" state.
