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Saturday, 10 October

JEE Main 2024 · PhysicsMultiple choiceSingle correctMediumMulti-step

JEE Main 29 January 2024, Shift 1, Physics Q32

Question 32 of 90 in this shift, Physics question 2 of 30, Section A.

A body starts moving from rest with constant acceleration covers displacement S1S_1 in first (p−1)(p-1) seconds and S2S_2 in first pp seconds. The displacement S1+S2S_1+S_2 will be made in time :
  1. (1)(2p2−2p+1) s\sqrt{(2p^2-2p+1)}\ sOfficial answer
  2. (2)(2p−1) s(2p-1)\ s
  3. (3)(2p+1) s(2p+1)\ s
  4. (4)(2p2−2p+1) s(2p^2-2p+1)\ s

Official answer

Option 1

NTA final key.

Chapter
Motion in a Straight Line
Topic
Kinematics in 1D
Idea tested
Uniform Acceleration Equations

Same idea in other shifts

Asked 2× in all
  1. 18 Mar 2021, Shift 1 · Q5The position, velocity and acceleration of a particle moving with a constant acceleration can be represented by :EasyDiagram basedHas a figure

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 42 of the 174 JEE Main shifts held from 2017 to 2026.