Question

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

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

Answer 1

Answer: (C)

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.