Assertion (A): The energy of X-ray photon is greater than that of light (visible) photon…

Physics · Class 12 · CBSEElectromagnetic Waves

Assertion (A): The energy of X-ray photon is greater than that of light (visible) photon.
Reason (R): X-ray photon in vacuum travels faster than light photon.

  1. Both A and R are true and R is the correct explanation of A.
  2. Both A and R are true but R is not the correct explanation of A.
  3. A is true but R is false.
  4. A is false but R is true.

Answer

(C) A is true but R is false.

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