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Which wavelength of sun is used finally ...

Which wavelength of sun is used finally as electric energy ?

A

Radio waves

B

Infrared waves

C

Visible light

D

Micro waves

Text Solution

Verified by Experts

The correct Answer is:
B
Infrared rays or heat rays used for heating thermocouples to produce electricity
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NARAYNA-ELECTROMAGNETIC WAVES -EXERCISE -3 PREVIOUS YEAR QUESTIONS
  1. Which of the following statement is false for the properties of electr...

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  2. The electric field on an electromagnetic wave in free space is given b...

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  3. The electric field part of an electromagnetic wave in a medium is repr...

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  4. If nu(s),nu(x) and nu(m) are the speeds of gamma rays X- rays and micr...

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

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

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  7. The electric and magnetic field of an electromagnetic wave is

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  8. Which wavelength of sun is used finally as electric energy ?

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  9. The pressure exerted by an electromagnetic wave of intensity l ("watt/...

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  10. Velocity of light is equal to

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  11. Light propagates rectilinearly because of its

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  12. X-ray beams are affected by

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  13. A light of intensity I(0) passes through a material of thickness d. Th...

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  14. ‘SONAR’ emits which of the following waves

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  15. Energy is not carried by which of the following waves

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  16. Light appears to travel in straight lines since

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  17. According to Maxwell's hypothesis, a changing electrio field gives ris...

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  18. Which of the following represents an infrared wavelength

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  19. In general the wavelength of microwaves is

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  20. The velocity of all radiowaves in free space is 3xx10^(8),//s, the fre...

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