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 For which of the following particles will it be most difficult to experimentally verify the de-Broglie relationship ?

Option: 1

an electron

Option: 2

a proton

Option: 3

an \alpha particle


Option: 4

 a dust particle

Answers (1)


For a dust particle, the value of momentum is very large and hence associated wavelength is so small that it is impossible to detect it. 

And hence it is very difficult it verify the de Broglie relationship for a dust particle.

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