JEE Mains Model Paper 22

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Question : 27 of 90
 
Marks: +1, -0
The energy of a photon is equal to the kinetic energy of a proton. The energy of photon is E. Let λ1 be the dc - Broglie wavelength of the proton and λ2 be the wavelength of photon. The ratio λ1∕λ2 is proportional to:
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