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Question

The mass of a photon in motion is (given its frequency = x ):
  1. hx3c2
  2. Zero
  3. hx3
  4. hxc2

A
hxc2
B
hx3
C
hx3c2
D
Zero
Solution
Verified by Toppr

By Einstein's mass energy equivalence
E=mc2
but E=hx
hx=mc2
m=hxc2

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