JEE Main 2022 · PhysicsMultiple choiceSingle correctEasyConceptual

JEE Main 29 July 2022, Shift 2, Physics Q33

Question 33 of 90 in this shift, Physics question 3 of 30, Section A.

Two identical thin metal plates has charge

q_1

and

q_2

respectively such that

q_1 > q_2

. The plates were brought close to each other to form a parallel plate capacitor of capacitance

C

. The potential difference between them is :

(1) $\frac{(q_1+q_2)}{C}$
(2) $\frac{(q_1-q_2)}{C}$
(3) $\frac{(q_1-q_2)}{2C}$ Official answer
(4) $\frac{2(q_1-q_2)}{C}$

Official answer

Option 3

NTA final key.

Chapter: Electrostatic Potential and Capacitance
Topic: Parallel Plate Capacitors
Idea tested: Charge Distribution on Parallel Plates

Same topic in other shifts

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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.