cse โข paper_2 โข quantum_mechanics
[UPSC CSE 2022] Foundations of Quantum Mechanics (Q12, 10M)
What is de Broglie concept of matter wave? Evaluate de Broglie wavelength of Helium that is accelerated through 300\mathrm{V}. (Given mass of proton = mass of neutron = 1.67\times10^{-27}\,kg)
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