Q. Which of the following is not represented in correct unit
A) $\frac{Stress}{Strain} = N/m^{2}$
B) Surface tension $= N/m$
C) Energy $= kg - m/sec$
D) Pressure $= N/m^{2}$
Explanation
Unit of energy will be $kg - \ m^{2}/sec^{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.