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Question: If proton, electron and a – particle have equal kinetic energy, their de-Broglie wavelengths would b...

If proton, electron and a – particle have equal kinetic energy, their de-Broglie wavelengths would be in the order –

A

le = lp<la

B

la < lp<le

C

la>lp>le

D

lp>le>la

Answer

la < lp<le

Explanation

Solution

l a 1(K.E)m\frac{1}{\sqrt{(K.E)m}}