Get Answers to all your Questions

header-bg qa

Opera_Snapshot_2019-02-28_095718_www.entrance360.com.png The physical quantities not having same dimensions are a) torque and work c) stress and Young's modulus Correct Option momentum and Planck's constant

Answers (3)

a) Work done= Force * displacement and torque= force* perpendicular distance, so dimension of both are same

b) momentum = mv ,dimension is MLT^-1

energy E=h*frequency or dimension of h=ML^2T^-1 

both dimensions are not same

Posted by

Safeer PP

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks


d) speed of light C=\frac{1}{\sqrt{\mu_0\epsilon_0}}

Posted by

Safeer PP

View full answer

c) youngs modulus = stress/strain

strain is dimensioless

so dimension of stress= dimension of youngs modulus

Posted by

Safeer PP

View full answer