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Question: Answered & Verified by Expert
A stationary hydrogen atom emits a photon corresponding to first line of Lyman series. Recoil velocity of the atom is nearly
PhysicsAtomic PhysicsAP EAMCETAP EAMCET 2017 (25 Apr Shift 2)
Options:
  • A $3.2 \mathrm{~ms}^{-1}$
  • B $0.63 \mathrm{~ms}^{-1}$
  • C $8.2 \mathrm{~ms}^{-1}$
  • D $0.1 \mathrm{~ms}^{-1}$
Solution:
1166 Upvotes Verified Answer
The correct answer is: $0.63 \mathrm{~ms}^{-1}$
No solution. Refer to answer key.

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