Find the de-Broglie wavelength (in A) asscociated with a proton moving with a velocity \( 0.5 \m...

Find the de-Broglie wavelength (in A) asscociated with a proton moving with a velocity \( 0.5 \mathrm{c} \), where \( c=3 \times 10^{8} \mathrm{~m} / \mathrm{s} \), rest mass of proton \( =1.675 \times 10^{-27} \mathrm{~kg}, h=6.6 \times 10^{-34} \mathrm{Js} \)