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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 current of 2 A is made to flow through a coil which has only one turn. The magnetic
- A body of mass 2 kg travels according to the law x(t)=pt+qt²+rt³
- A car moving with a velocity of 36 km/hr crosses a siren of frequency 500 Hz.
- In common base mode of a transistor, the collector current is 5.488 mA
- ₆C¹⁴ absorbs an energitic neutron and emits beta particles. The resulting nucleus is
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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