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JEE Main 2022 Physics question

PhysicsDual Nature of Matter and RadiationJEE Main 2022

A proton, a neutron, an electron and an -particle have same energy. If , , and are the de Broglie's wavelengths of proton, neutron, electron and particle respectively, then choose the correct relation from the following:

Answer: (2)

Solution

= h/p = . For the same kinetic energy K, . Since

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Question ID VK-024849