JEE Main 2023 · PhysicsNumerical answerNumerical valueEasyMulti-step

JEE Main 8 April 2023, Shift 2, Physics Q54

Question 54 of 90 in this shift, Physics question 24 of 30, Section B.

A body of mass 5 kg is moving with a momentum of 10 kg ms

^{-1}

. Now a force of 2 N acts on the body in the direction of its motion for 5 s. The increase in the Kinetic energy of the body is __________ J.

Official answer

NTA final key.

Chapter: Work, Energy and Power
Topic: Work and Kinetic Energy
Idea tested: Momentum and Kinetic Energy Relation

Same idea in other shifts

Asked 3× in all

6 Apr 2024, Shift 2 · Q36When kinetic energy of a body becomes 36 times of its original value, the percentage increase in the momentum of the body will be :EasySingle correct
8 Apr 2024, Shift 1 · Q35Three bodies A, B and C have equal kinetic energies and their masses are 400 g, 1.2 kg and 1.6 kg respectively. The ratio of their linear…EasySingle 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 42 of the 174 JEE Main shifts held from 2017 to 2026.