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FIELD EMISSION...

FIELD EMISSION

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The emission in which thermal energy is used to pull electrons from metals.
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MODERN PUBLICATION-DUAL NATURE OF RADIATION AND MATTER -Revision Exercises (Very Short Answer Questions)
  1. THERMIONIC EMISSION

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  2. SECONDARY EMISSION

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  3. FIELD EMISSION

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  4. Green light ejects photoelectrons from a given photosenstive surface w...

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  5. Production of X - ray and emission of electron in photoelectric effect...

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  6. An electron and a proton are moving with same speed . Which will have ...

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  7. What Is saturation current in photoelectric effect ?

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  8. Is photoelectric emission possible at all frequencies? Give reason for...

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  9. The work function of sodium is 2.3 eV . The threshold wavelength of so...

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  10. An electron and proton are possessing the same amount of kinetic energ...

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

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

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

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

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

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

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

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  18. What do you mean by photoelectric efficiency ?

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

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  20. The de Broglie wavelength lambda of a particle

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