8.9 Consider the circuit of Figure P8.9. Determine whether the diode is conducting. Assume
V_(A)=12V,V_(B)=10V,V_(C)=5V
and that the diode is ideal. Figure P8. 9 8.12 Repeat Problem 8.9 for
V_(B)=15V
and
V_(C)=10V
. Solve the problem 8.12