Homework Statement :Find the current that go across the diode ans=0.86mA[/B]
Homework Equations
V=IR
3. The Attempt at a Solution
The Vt(v total) is 30v
so,must i ignore the diode as off first?.In that case the current is 30/20=1.5 mA.
i also know the that diode is foward bias because...