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The frequencies of X-rays, gamma-rays an...

The frequencies of `X`-rays, `gamma`-rays and ultraviolet rays are respectively `a, b and c` .Then

A

a `lt` b, b `lt` c

B

a `gt` b, b `gt `c

C

a `gt` b, b `gt` c

D

a `lt`b, b, `gt` c

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The correct Answer is:
D
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NARAYNA-ELECTROMAGNETIC WAVES -C.U.Q
  1. Select wrong statement from the following for EMW

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  2. The waves related to tele communication are

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  3. Which of the following wavelength falls in X - ray region

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  4. An electromagnetic wave in vacuum has the electric and magnetic field ...

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  5. The nature of electromagnetic wave is-

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  6. The frequencies of X-rays, gamma-rays and ultraviolet rays are respect...

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  7. Electromagnetic radiation of frequency 3 xx 10^(5) MHz can be produce...

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  8. Maxwell’s equations describe the fundamental laws of

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  9. Which of the following statements is not correct ?

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  10. Radio waves and visible light in vacuum have

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  11. Energy stored in electromagnetic osicllations is in the form of

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  12. Which of the following is not an electromagnetic wave?

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  13. Total energy of EM waves in free space is given by

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  14. Which of the following waves have the maximum wavelength?

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  15. Electrimagnetic waves are transverse is nature is evident by

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  16. Which of the following are not electromagnetic waves ?

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  17. Let vecE, vecB and vecC represent the electric field, magnetic field a...

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  18. A radiation of energy E falls normally on a perfctly refelecting surfa...

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  19. An electromagnetic wave going through vacuum is described by E= E0 s...

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  20. The frequnecy of visible light is of the order of

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