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Question: Answered & Verified by Expert
In the phenomenon of electric discharge through gases at low pressure, the coloured glow in the tube appears as a result of
PhysicsDual Nature of MatterNEETNEET 2008 (Mains)
Options:
  • A Collision between different electrons of the atoms of the gas
  • B Excitation of electrons in the atoms
  • C Collision between the atoms of the gas
  • D Collisions between the charged particles emitted from the cathode and the atoms of the gas
Solution:
2843 Upvotes Verified Answer
The correct answer is: Excitation of electrons in the atoms
Due to excitation of electrons in atoms.

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