A beam of neutrons has a de Broglie wavelength of

PHYSICS · Single correct · CBSE · Physics · Dual Nature of Radiation and Matter · Dual Nature of Radiation and Matter

Problem

A beam of neutrons has a de Broglie wavelength of 0.50 nm0.50\,\text{nm}. What is the magnitude of the momentum of each neutron? (a) 2.1×10−25 kg m s−12.1\times10^{-25}\,\text{kg m s}^{-1} (b) 1.3×10−24 kg m s−11.3\times10^{-24}\,\text{kg m s}^{-1} (c) 8.3×10−24 kg m s−18.3\times10^{-24}\,\text{kg m s}^{-1} (d) 1.3×10−25 kg m s−11.3\times10^{-25}\,\text{kg m s}^{-1}

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