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Question

An electron of mass m and a photon have same energy E.Find out the ratio of de-Brogile wavelength associated with them is (c- velocity of light)
  1. c[2mE]12
  2. 1c[2mE]12
  3. 1c[E2m]12
  4. [E2m]12

A
1c[E2m]12
B
[E2m]12
C
c[2mE]12
D
1c[2mE]12
Solution
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