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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 body of mass 1 kg is thrown upwards with a velocity 20 m/s. It momentarily
- A flywheel rotating about a fixed axis has a kinetic energy of 360 J when
- Two spheres of mass m and M are situated in air and the gravitational force
- A light of wavelength 5000Å falls on a sensitive plate with photoelectric work
- An inductor coil is connected to a 12 V battery and drawing a current 24 A. This coil
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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