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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
- The physical quantity which does not have the same dimensions as the other three is
- What is the wavelength of light for the least energetic photon emitted
- Dimensions [ML⁻¹T⁻¹] are related with
- The resistance in the two arms of the meter bridge are 5Ω and RΩ, respectively
- A concave mirror of focal length f₁ is placed at a distance d from a convex lens
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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