A proton has kinetic energy E=100keV which is equal to that of a photon. The wavelength of photon is λ2 and that of proton is λ1. The ratio of λ1/λ2 is proportional to
E2
E−1/2
E1/2
E−1
A
E−1
B
E−1/2
C
E2
D
E1/2
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Solution
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For proton and photon wavelength is given as -
λproton=h√2mE,λphoton=hcE.
So, the answer is option (B).
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