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PhysicsModern PhysicsDe Broglie & Matter WavesEasy2 minPYQ_2021
PhysicsEasystatement

What should be the order of arrangement of de-Broglie wavelength of electronλe, anα-particleλαand protonλpgiven that all have the same kinetic energy ?

Options:

Answer:
C
Solution:

λ=hp=h2mE1m

mα>mp>me

so λe>λp>λα

Stream:JEESubject:PhysicsTopic:Modern PhysicsSubtopic:De Broglie & Matter Waves
2mℹ️ Source: PYQ_2021

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