The wavelength λe of an electron and λp of a photon of same energy E are related by :
λp∝λ2e
λp∝λe
λp∝√λe
λp∝1√λe
A
λp∝λ2e
B
λp∝λe
C
λp∝1√λe
D
λp∝√λe
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Solution
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Wavelength of electron, λe=h√2mE
Wavelength of photon, λp=hcE
λ2e=h22mE
λ2e=h22mhcλp⇒λ2e∝λp
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