An ideal silicon junction diode circuit has the indicated voltage sources and resistor. Find the current through the diode [Image].
Options

Question

An ideal silicon junction diode circuit has the indicated voltage sources and resistor. Find the current through the diode [Image].

G1 Physics · Accepted Answer

Check forward bias in the original circuit. With the conducting diode, the applied net voltage across 1 kΩ is V = 10 V (from 4 V and −6 V source terminals). By Ohm’s law I = V/R = 10/1000 = 0.010 A = 10⁻² A. Final answer: Option A.