Where are the Cardamom Hills located?

What is the vital capacity of our lungs?

$A$ progressive wave of frequency $50 ~Hz$ is travelling with velocity $350 ~m/s$ through a medium. The change in phase at a given time interval of $0.01 ~s$ is

$A$ body of mass $m$ moving with velocity $v$ collides head-on with another body of mass $2m$ which is initially at rest. The ratio of the kinetic energy of the colliding body before and after the collision will be: (in $:1$)

The area (in square unit) of the region enclosed by the curves $y=x^2$ and $y=x^3$ is

Which of the following pairs of $2,3$-butanediol are enantiomeric?