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The ionisation potential of hydrogen-atom is -13.6 eV. An electron in the groundstate of a hydrogen-atom absorbs a photon of energy 12.75 eV. How many different spectral lines can one expect when the electron make a downward transition?
Options
(a) 1
(b) 4
(c) 2
(d) 6
Correct Answer:
6
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle is released from rest from a tower of height h, i.e,t₁ : t₂ : t₃ is
- Colours appear on a thin soap film and soap bubbles due to the phenomenon of
- A proton and an alpha particle both enter a region of uniform magnetic field B,
- A circuit contains an ammeter, a battery of 30 V and a resistance 40.8 ohm
- If we study the vibration of a pipe open at both ends
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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