JEE Main 2022 · PhysicsNumerical answerNumerical valueMediumCalculation

JEE Main 25 June 2022, Shift 1, Physics Q52

Question 52 of 90 in this shift, Physics question 22 of 30, Section B.

A 0.5 kg block moving at a speed of 12

\mathrm{ms^{-1}}

compresses a spring through a distance 30 cm when its speed is halved. The spring constant of the spring will be __________

\mathrm{Nm^{-1}}

Official answer

600

NTA final key.

Chapter: Work, Energy and Power
Topic: Work and Kinetic Energy
Idea tested: Work Done by a Spring Force

Same topic in other shifts

All Work and Kinetic Energy questions

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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.