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Define the term "threshold frequency", i...

Define the term "threshold frequency", in the context of photolelectric emission.

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Threshold Frequency `(v_(o))`: Is defined as the minimum frequency of incident radiation needed to cause ejection of the photo-electron.
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VMC MODULES ENGLISH-STRUCTURE OF ATOM-Practice exercise
  1. If an electromagnetic radiation has a frequency of 100 Hz, then wavele...

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  2. Which of the following radiations has the highest wave number ? X-Rays...

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  3. Define the term "threshold frequency", in the context of photolelectri...

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  4. The kinetic energy of the photoelectrons depends upon the

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  5. What is stopping potential?

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  6. If an electromagnetic radiation has a frequency of 100 Hz, then wavele...

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  7. The number of spectral lines obtain in Bohr spectrum of hydrogen at...

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  8. The energy of the electron at infinite distance from the nucleus in bo...

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  9. Calculate the angular frequency of revolution of an electron occupying...

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  10. Calculate angular momentum of an electron in the third Bohr orbit of h...

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  11. What is the radius of the 4th orbit of He^(+)

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  12. If an electron drops from n = 4 to n = 2 in Li^(2+) then would the rel...

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  13. The number of spectral lines produced when an electron jumps from 5^(t...

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  14. How many atoms would be needed to show all the possible transitions fr...

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  15. Find the ratio of de Broglie wavelength of a proton and as alpha-parti...

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  16. What is the wavelength of an object with mass 10,000kgs that is moving...

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  17. If the wavelength of an object moving with a velocity of 10^(5) m//s "...

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  18. How many electrons in the Cl^(-) ion have value of m=0?

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  19. How many electrons can be accommodated in the s-orbital?

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  20. What will be the valency of iron if its spin-only magnetic moment is 5...

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