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The energy that should be added to an el...

The energy that should be added to an electron, to reduce its de-Broglie wavelengths from `10^(-10) m` to `0.5 xx 10^(-10)` m wil be

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MODERN PUBLICATION-DUAL NATURE OF RADIATION AND MATTER -Revision Exercises (Very Short Answer Questions)
  1. An electron and proton are possessing the same amount of kinetic energ...

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  2. What will be the de Broglie wavelength associated with a ball of mass ...

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  3. What would be the de Broglie wavelength of an electron possessing 100 ...

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  4. Plot a graph showing variation of a de Broglie wavelength (lamda) asso...

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  5. Write the expression for the de-Broglie wavelength associated with a c...

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  6. The two lines A and B in fig. show the photo electron of de Broglie wa...

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  7. Two metals a and b have work function 5 eV and 7 eV , respectively . W...

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  8. Ultraviolet light is incident on two photosensitive materials having w...

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  9. What do you mean by photoelectric efficiency ?

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  10. Can photoelectric efficiency be greater than One (1) ?

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  11. The de Broglie wavelength lambda of a particle

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  12. Why are alkali metal surfaces most suited as photo-sensitive surfaces?

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  13. Explain giving reasons for the following : (a) Photoelectric current...

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  14. The stopping potential in an experiment on a photo electric effect is ...

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  15. The energy that should be added to an electron, to reduce its de-Brogl...

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  16. In Davisson - Germer experiment , find the glancing angle if the anlge...

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  17. Plot a graph of the de - Broglie wavelength associated with electron a...

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  18. An electron and alpha particle have the same de-Broglie wavelength as...

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  19. Which of the following pheniomeana exhibits particle nature of light ?

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  20. Maximum kinetic energy of photoelectron depends on

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