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Explain photoelectric effect Explain the...

Explain photoelectric effect Explain the effect of increase of intensity of incident radiations on photoelectrons emitted by a photo-tube.

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CBSE COMPLEMENTARY MATERIAL-DUAL NATURE OF MATTER AND RADIATION & ATOMS AND NUCLEI-VERY SHORT ANSWER QUESTIONS (3 mark)
  1. What is Einstein's explanation of photo electric effect ? Explain the ...

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  2. Light of intensity I and frequency nu is incident on a photosensitive ...

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  3. Light of intensity I and frequency v is incident on a photossensitive...

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  4. Light of intensity I and frequency v is incident on a photossensitive...

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  5. Write Einstein’s photoelectric equation. State Clearly the three salie...

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  6. Explain the effect of increase of (i) frequency (ii) intensity of the ...

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  7. Explain photoelectric effect Explain the effect of increase of intensi...

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  8. X-rays of wavelength lambda fall on photosensitive surface, emitting ...

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  9. A particle of mass M at rest decays into two particles of masses m1 an...

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  10. Give one example of a nuclear reaction. Also define the Q-value of the...

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  11. Explain how radio-active nucleus can emit beta-particles even though ...

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  12. Nuclear Fission and Fusion

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  13. A radioactive nucleus A undergoes a series of decays according to foll...

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  14. Obtain a relation for total energy of the electron in terms of orbital...

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  15. Draw energy level diagram for hydrogen atom and show the various line ...

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  16. The total energy of an electron in the first excited state of the hydr...

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  17. The total energy of an electron in the first excited state of the hydr...

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  18. The total energy of an electron in the first excited state of the hydr...

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  19. What is beta decay? Write an equation to represent beta^- and beta^+ d...

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  20. Using energy level diagram show emission of gamma rays by ""(27)^(60)C...

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