| ⇦ | 
| ⇨ |
Consider 3rd orbit of He⁺(helium), using non-relativistic approach, the speed of electron in this orbit will be (given K=9×10⁹ constant, Z=2 and h=6.6×10⁻³⁴ J-s)
Options
(a) 2.92×10⁶ ms⁻¹
(b) 1.46×10⁶ ms⁻¹
(c) 0.73×10⁶ ms⁻¹
(d) 3×10⁶ ms⁻¹
Correct Answer:
1.46×10⁶ ms⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Two masses of 9 g and 6 g are connected with a string which is passing over a frictionless
- A body takes 5 minute for cooling from 50⁰C to 40⁰C. Its temperature
- A bar magnet is hung by a thin cotton thread in a uniform horizontal magnetic field
- A beam of light of wavelength 600 nm from a distant source falls
- Three fourth of the active material decays in a radioactive sample in 3/4 sec
Topics: Atoms and Nuclei
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two masses of 9 g and 6 g are connected with a string which is passing over a frictionless
- A body takes 5 minute for cooling from 50⁰C to 40⁰C. Its temperature
- A bar magnet is hung by a thin cotton thread in a uniform horizontal magnetic field
- A beam of light of wavelength 600 nm from a distant source falls
- Three fourth of the active material decays in a radioactive sample in 3/4 sec
Topics: Atoms and Nuclei (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply