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Why cathode ray tube experiment is not c...

Why cathode ray tube experiment is not conducted at atmospheric pressure?

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At atmospheric pressure in the cathode tube the generated cathode rays shall face numerous collisions Hence the distance traveled by the rays will be infinitisimally small.
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RESONANCE-NUCLEAR CHEMISTRY-Exercise-1
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  2. Complete the following table: |{:("Particale","Atomic No.","Mass No....

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  3. The approximate radius of a H-atom is 0.05 nm, and that of proton is 1...

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  4. (A) Find the radius of nucleus of an atom having atomic mass number eq...

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  5. Calculate the energy of 100 photons if the wavelength of the light is ...

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  6. How many photons are emitted per second by a 5 mW laser operating at 6...

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  7. The Vividh Bharati Station of All india Radio, Delhi broadcasts on a f...

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  8. One quantum is absorbed per gaseous molecules of Br(2) for converting ...

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  9. The eyes of certain member of the reptile family pass a single visual...

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  10. Two bulbs 'A' and 'B' emit red light and yellow light at 8000 "Å" and ...

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  11. The threshold frequency for the ejection of electrons from potassium m...

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  12. If a light with frequency 4xx10^(16) Hz emitted photoelectrons with do...

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  13. If the work function (w) of an arbitrary metal is 3.1 eV, find its thr...

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  14. Which state of the triply ionized Beryllium (Be^(3+)) has the same orb...

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  15. If the velocity of the electron in first in first of H atom is 2.18xx1...

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  16. Consider Bohr's theory for hydrogen atom . The magnitude of orbit angu...

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  17. Find the ratio of the time period of 2^(nd) Bohr orbit of He^(+) and 4...

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  18. Consider three electron jumps described below for the hydrogen atom ...

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  19. A hydrogen sample is prepared in a particular excited state. Photons o...

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  20. A single electron ion has nuclear chrage +Ze where Z is atomic number ...

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