Question

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

• A. an electron
• B. a proton
• C. an $\alpha$ particle
• D. a dust particle

Answer 1

The correct option is D a dust particle

De-Broglie relation can be verified to a good extent experimentally per microscopic particles or particles of very small size. A dust particle will be difficult to verify the relation.