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What is speed of electromagnetic radi...

What is speed of electromagnetic radiation in vacuum ? What is it called ?

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The speed of electromagnatic radition is `3.0 xx 10^(8) ms^(-1) . `it is known as speed of right or velocity of light and give the symboli c
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KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section - B ( Objective Question )
  1. give the name of different parts of the electromagnatic spectrum...

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  2. The characteristics electromagnetic radiation given by which prop...

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  3. What is speed of electromagnetic radiation in vacuum ? What is i...

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  4. Give equation of wave number and periodic time

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  5. Is there nutron in nucleus of hydrogen ?

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  6. What is the change observe in iron on heating with different tem...

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  7. What is black substance ?

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  8. Calculate the ratio of diameter of atom and nucleus .

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  9. in chlorine .^(35)CI and .^(37) CI is in 3:1 ratio calculate ch...

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  10. Which of the following is dimensional formula of intensity of radiatio...

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  11. Explain visible spectrum and continuous spectrum.

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  12. Give example of continuous spectrum

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  13. Give the reason for the formation of spectrum .

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  14. Which colour from violet and Red is more refracted ? Why

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  15. What is emission spectrum ?

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  16. State the uses of line spectrum or atomic spectra.

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  17. Given below are some famous numbers associated with electromagnetic ra...

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  18. if only one electron of an atom get exited still more line obs...

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  19. If electron transits from n=5 to n=2 it belong which series.?

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  20. Emission spectrum of gaseous atom is linear but not cureve Why ?

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