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If a source is transmiting electric wave...

If a source is transmiting electric wave of frequency `8.2xx10^(6)` Hz, then wavelength of the electromagnetic waves transmitted from the source will be

A

36.6 m

B

40.5 m

C

42.3 m

D

50.9 m

Text Solution

Verified by Experts

The correct Answer is:
A
`lambda=(c)/(v)=(3xx10^(8))/(8.2xx10^(6))=36.5m`
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DISHA PUBLICATION-ELECTROMAGNETIC WAVES-Exercise - 1 : Concept Builder (Topicwise)(Topic 1 : Electromagnetic Waves and Displacement Current)
  1. The figure shows graphs of the electric field magnitude E versus time ...

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  2. An electromagnetic wave of intensity I falls on a surface kept in vacu...

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  3. If a source is transmiting electric wave of frequency 8.2xx10^(6) Hz, ...

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  4. Which of the following statement is false for the properties of electr...

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  5. A radiation of energy E falss normally on a perfectly reflecting surfa...

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  6. Out of the following options which one can be used produce a propagati...

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  7. Displacement current goes through the gap between the plates of a capa...

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  8. The speed of electromagnetic wave is same for

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  9. The electromagnetic waves

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  10. The amplitudes of electric and magnetic field increases by a factor of...

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  11. A plane electromagnetic wave is incident on a material surface. The wa...

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  12. The electromagentic waves do not transport

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  13. In an electromagnetic wave the average energy density is associated wi...

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  14. A plane electromagnetic wave is incident on a plane surface of area A,...

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  15. The speed of electromagnetic wave in vacuum

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  16. Electrimagnetic waves are transverse is nature is evident by

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  17. Which of the following shows green house effect?

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  18. The magnetic field In a travelling electromagnetic wave has a peak val...

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  19. Maxwell's modified form of Ampere's circuital law is

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  20. The speed of electromagnetic wave in vacuum

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