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Which of the following statements is inc...

Which of the following statements is incorrect?

A

Particle nature of radiations can be experi mentally demonstrated by Compton effect

B

Wave nature of electrons can be experi mentally demonstrated by diffraction experiment

C

The value of Planck's constant, h is `6.62 xx 10^(-34) J`.

D

Intensity of light is directly proportional to its frequency

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The correct Answer is:
D
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AAKASH SERIES-ATOMIC STRUCTURE-OBJECTIVE EXERCISE - 2
  1. According to Planck's Quantun theory, the correct statements are (a...

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  2. Energy equal to the mass of one electron is

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  3. Which of the following statements is incorrect?

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  4. Find the ratio of energy of a photon of 2000 Å wavelength radiation to...

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  5. The energy of an electromagnetic radiation is 3 xx 10^(-12) ergs. What...

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  6. If a metal is irradiated with light of frequency 3 xx 10^(19) sec^(-1)...

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  7. In a photoelectric experiment, kinetic energy of photoelectrons was pl...

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  8. Calculate the mass of a photon with wavelength 3.6 Å.

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  9. The wavelength of the first member of the  Balmer series in hydrogen s...

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  10. Which of the following transitions will have minimum wavelength ?

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  11. The ratio of wavelength values of series limit lines (n(2) =oo) of Bal...

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  12. What electronic transition in Li^(2+) produces the radiation of the sa...

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  13. The ratio of the wave lengths of the first line in the Lyman series of...

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  14. The number of spectral lines that are possible when electrons in 7^("t...

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  15. In a certain electronic transition from the quantum level, 'n' to the ...

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  16. The minimum and maximum values of wave length in the Lyman series of a...

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  17. Which of the following transitions of an electron in hydrogen atom emi...

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  18. In a hydrogen atom, the electron is at a distance of 4.76Å from the nu...

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  19. Which of the following statements regarding spectral series is correct...

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  20. In a series in the line spectrum of hydrogen the wavelength of radiati...

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