JEE Main 7 April 2025, Shift 2, Physics Q30

Question 30 of 75 in this shift, Physics question 5 of 25, Section A.

Which one of the following forces cannot be expressed in terms of potential energy ?

(1)Coulomb's force
(2)Gravitational force
(3)Restoring force
(4)Frictional forceOfficial answer

Official answer

Option 4

NTA final key.

Chapter: Work, Energy and Power
Topic: Work and Kinetic Energy
Idea tested: Conservative Forces

Same idea in other shifts

Asked 2× in all

4 Apr 2024, Shift 2 · Q36A body of $m$ kg slides from rest along the curve of vertical circle from point $A$ to $B$ in friction less path. The velocity of the body…MediumSingle correctHas 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 108 of the 174 JEE Main shifts held from 2017 to 2026.