In the following circuit of PN junction diodes D 1 , D 2 and D 3 are ideal then i is

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Question: Answered & Verified by Expert

In the following circuit of PN junction diodes

D_{1}, D_{2}

and

D_{3}

are ideal then

i

is

PhysicsSemiconductorsNEET

Options:

A $\frac{E}{R}$
B $\frac{E}{2 R}$
C $\frac{2 E}{3 R}$
D $z e r o$

Solution:

1327 Upvotes Verified Answer

The correct answer is:

\frac{E}{R}

Diodes

D_{1}

and

D_{3}

are forward biased and

D_{2}

is reverse biased so the circuit can be redrawn as follows.

\Rightarrow i = \frac{E}{R}

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