First slide

P-N junction diode

Question

D₁ and D₂ conduct at 0.2 V and 0.4 V respectively. The current flowing through resistor is

Moderate

A

0.17 A
B

0.16 A
C

0.18 A
D

0.2 A

Solution

Lower potential barrier diode will become conductor first. Hence,
$I = \frac{1.8}{10} = 0.18 A$

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