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JEE Main 2022 · PhysicsNumerical answerNumerical valueEasyCalculation

JEE Main 29 July 2022, Shift 1, Physics Q60

Question 60 of 90 in this shift, Physics question 30 of 30, Section B.

If the potential barrier across a p-n junction is 0.6 V. Then the electric field intensity, in the depletion region having the width of

6 \times 10^{-6}

m, will be __________

\times 10^5

N/C.

Official answer

1

NTA final key.

Chapter: Semiconductor Electronics: Materials, Devices and Simple Circuits
Topic: Semiconductor Diodes
Idea tested: Depletion Region Formation

Same idea in other shifts

Asked 2× in all

5 Apr 2026, Shift 2 · Q45In a semiconductor p-n diode, the doping concentrations on p-side and n-side are $10^{15}$ atoms/cm $^3$ and $10^{18}$ atoms/cm $^3$ ,…MediumSingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.