Question:

The magnitude of energy difference between the energy levels 𝑛=3 and 𝑛=2 of a quantum particle of mass π‘š in a box of length L is \(\frac{Xβ„Ž ^2}{ 8π‘šL ^2} .\) 
Then X = _______. 
(rounded off to the nearest integer) 
[Given: β„Ž is Planck’s constant and 𝑛 denotes the quantum number]

Updated On: Oct 1, 2024
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Correct Answer: 5

Solution and Explanation

The correct answer is: 5
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