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Question: Answered & Verified by Expert
In a Ruby laser, the colour of laser light is due to ...... atom.
PhysicsExperimental PhysicsKCETKCET 2012
Options:
  • A chromium
  • B oxygen
  • C aluminium
  • D xenon
Solution:
2912 Upvotes Verified Answer
The correct answer is: oxygen
No Solution Available

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