# Calculate the energy between ground and excited state for one dimensional rigid box of 10-10 cm

Arun
25758 Points
2 years ago
Energy in one dimensional box is determined by
$\fn_cm E_{n}=n^2*h^2/8mL^2$
$\Delta E_{n}=(2^2-1)*h^2/8mL^2$
h is planck's constant
L is length of the box.
m is mass of electron