JEE Main 2022 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 25 July 2022, Shift 2, Physics Q34

Question 34 of 90 in this shift, Physics question 4 of 30, Section A.

Two billiard balls of mass 0.05 kg each moving in opposite directions with 10 ms

^{-1}

collide and rebound with the same speed. If the time duration of contact is t = 0.005 s, then what is the force exerted on the ball due to each other ?

(1)100 N
(2)200 NOfficial answer
(3)300 N
(4)400 N

Official answer

Option 2

NTA final key.

Chapter: Laws of Motion
Topic: Collisions
Idea tested: Average Impact Force Calculation

Same idea in other shifts

Asked 3× in all

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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.