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:

Leave a comment

Close

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now