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Question

The wavelength λe of an electron and λp of a photon of same energy E are related by :
  1. λpλ2e
  2. λpλe
  3. λpλe
  4. λp1λe

A
λpλ2e
B
λpλe
C
λp1λe
D
λpλe
Solution
Verified by Toppr

Wavelength of electron, λe=h2mE

Wavelength of photon, λp=hcE

λ2e=h22mE

λ2e=h22mhcλpλ2eλp

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