Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Chemical Sciences Approximate Methods of Quantum Mechanics Perturbation Theory
A perturbation of the form \(H^{'} \;=\frac{b}{L}x\) is added in a 1-D box having length 0 to L. The total energy of the system corrected up to first order is;
1
\(\frac{n^{2}h^{2}}{8mL^{2}}\)
2
\(\frac{b}{2}\)
3
\((\frac{n^{2}h^{2}}{8mL^{2}}+\frac{b}{2})\)
4
\((\frac{n^{2}h^{2}}{8mL^{2}}+\frac{b}{4})\)
5
Question Not Attempted