Physics · Units, Dimensions & Error Analysis

JEE Main 2025 — 29 January, Morning Shift — Question 26

The pair of physical quantities not having same dimensions is :

Option A:
Torque and energy
Option B:
Surface tension and impulse
Correct
Option C:
Angular momentum and Planck's constant
Option D:
Pressure and Young's modulus

Answer: B

Step-by-step solution

$[\tau]=[E]$ $[\sigma] \neq[\mathrm{I}]$ $[\mathrm{L}]=[\mathrm{h}]$ $[\mathrm{P}]=[\mathrm{Y}]$

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Exam: JEE Main 2025
Paper: 29 January, Morning Shift
Subject: Physics
Chapter: Units, Dimensions & Error Analysis
Topic: Units and Dimensions Analysis

The expression given below shows the variation of velocity (v) with time ( t ), v=A t^2+B t/C+t . The dimension of ABC is :

The pair of physical quantities not having same dimensions is : | JEE Main 2025 PYQ with Solution · DhiX AI