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Radio wave diffract around building alth...

Radio wave diffract around building although light waves do not. The reason is that radio waves

A

travel with speed larger than c

B

have energy wavelength tha light

C

carry news

D

are not electromagnetic waves

Text Solution

Verified by Experts

The correct Answer is:
B
Radio waves diffract around builiding although light waves do not. The reason is that radio waves have longer wavelength than light.
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DC PANDEY-ELECTROMAGNETIC WAVES-Sec A
  1. The wavelength of light visible to eye is of the order of

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  2. Which of the following electromagnetic waves have the longest waveleng...

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  3. Radio wave diffract around building although light waves do not. The r...

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  4. Frequency of a wave is 6 xx 10^(15) Hz. The wave is

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  5. The ferequency 1057 MHz of radiation arising from two close energy lev...

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  6. The part of the spectrum of the electromagnetic radiation used to cook...

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  7. What is the cause of "Green house effect"?

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  8. Which force in nature exits everywhere?

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  9. Why are microwaves considered suitable for radar system used in aircra...

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  10. In an electromanetic wave, the average energy density associated with ...

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  11. In an electromagnetic wave, the average energy density associated with...

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  12. Total energy of density of electromagnetic waves in vacuum is given by...

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  13. In a plane electromagnetic wave, the electric field oscillates sinusoi...

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  14. Consider the following statement regarding a beam of LASER. (I) It i...

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  15. The velocity of electromagnetic radiatior in a medium of permittivity ...

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  16. The speed of electromagnetic wave in vacuum depends upon the source of...

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  17. The velocity of electromagnetic waves in free space can be given by re...

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  18. Which one of the following is the property of a monochromatic, plane e...

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  19. The essential distinction between X - rays and gamma - rays is that

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  20. An EM wave radiates out wards from a dipole antenna with E(0) as the a...

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