Q. $Joule$-$second$ is the unit of
A) Work
B) Momentum
C) Pressure
D) Angular momentum
Explanation
$\tau = \frac{dL}{dt}\ \Rightarrow dL = \ \tau\ \times dt = r \times F \times dt$ $i.e.,$ the unit of angular momentum is $joule$-$second$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.