Calculate the wavelength (in nanometer) associated with

Question:

Calculate the wavelength (in nanometer) associated with a proton moving at $1.0 \times 10^{3} \mathrm{~ms}^{-1}$ (Mass of proton $=1.67 \times 10^{-27} \mathrm{~kg}$ and $\mathrm{h}=6.63 \times 10^{-34} \mathrm{Js}$ ) :-

  1. $2.5 \mathrm{~nm}$

  2. $14.0 \mathrm{~nm}$

  3. $0.032 \mathrm{~nm}$

  4. $0.40 \mathrm{~nm}$


Correct Option: , 4

Solution:

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