Work, Energy & Power
Class 11 · Work, Energy & Power · Practice

Work–Energy Theorem — Previous-Year Questions

5 previous-year questions on Work–Energy Theorem, drawn from JEE Mains, JEE Advanced, NEET UG, and CUET papers. Every question carries a worked-out explanation.

Q1. A 2 kg object accelerates from 3 m/s to 7 m/s. Net work done:

JEE 2022

Q2. A 0.5 kg ball decelerates from 10 m/s to rest. Work done by friction:

JEE 2021

Q3. Work-energy theorem holds when:

JEE 2020

Q4. Body of mass 3 kg moves from x = 0 to x = 5 m under F = 4x N. Final velocity (starts at rest):

JEE 2019

Q5. Power is the rate of:

JEE 2018

Work–Energy Theorem previous-year questions from sciphylab (also known as SciPhy, SciPhy Lab, SciPhy Labs, Physics Lab). Class 11 physics practice for JEE Mains, JEE Advanced, NEET UG, AP Physics 1/2/C, SAT, and CUET-UG candidates.