Young's modulus of elasticity Y is... | Units & Dimensions

JEE Advanced 2023

Paper-2 2023

Question

Young's modulus of elasticity $Y$ is expressed in terms of three derived quantities, namely, the gravitational constant $G$, Planck's constant $h$ and the speed of light $c$, as $Y=c^\alpha h^\beta G^\gamma$. Which of the following is the correct option?

Select the correct option:

$\alpha=7, \beta=-1, \gamma=-2$

$\alpha=-7, \beta=-1, \gamma=-2$

$\alpha=7, \beta=-1, \gamma=2$

$\alpha=-7, \beta=1, \gamma=-2$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution