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In thermionic emission, the transformati...

In thermionic emission, the transformation of energy is

A

from electrical energy to heat energy

B

from electrical energy to light energy

C

from heat energy to electrical energy

D

from heat energy to light energy

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In Photoelectric emission, radiation consists of

CHETANA PUBLICATION-Dual Nature of Radiation and Matter-EXERCISE
  1. Choose the correct answer from option given and write it with its corr...

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  2. The mass of moving photon is

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  3. In thermionic emission, the transformation of energy is

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  4. When a photon strikes a metal surface, a photoelectron in emission tak...

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  5. Photoelectric effect as explained by

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  6. The strength of photoelectric current depends upon

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  7. Thephotoelectric threshold wavelength of a certain metal is 3315 A.U. ...

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  8. Correct form of Einstein's photoelectricequation is

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  9. The threshold wavelength for photoemission from molybdenum is 2960over...

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  10. The equation E = pc is valid

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  11. If N(red) and N(Blue) are the numbers of photons emitted by respective...

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  12. The threshold wavelength of a metal is 1243 nm its work function will ...

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  13. In the graph of kinetic energy verses frequency, the intercept gives

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  14. When light of wavelength 4000overset@ A falls on photosensitive metal,...

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  15. The slope of frequency of incident light and stopping potential for a ...

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  16. Light of frequency 4nu0 is incident on the metal of the threshold fre...

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  17. If inside the photo cell instead of vaccum,an inert gas is filled, the...

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  18. Momentum of a photon of wavelength 500overset@ A is…..

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  19. Photoelectric cell is also called

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  20. Which of the following phenomena exhibits particle nature of light

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