Question

The young modulus of elasticity is defined as

E=f/a÷e/l

obtain the dimension of E where f=force

A=area

e and l =length

Answer 1

$E=\frac{F}{A}/\frac{e}{l}$

$dim[E]=\frac{N}{m^2}/\frac{m}{m}=\frac{N}{m^2}=Pa$