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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

IR waves

C

Visible light

D

Microwaves

Text Solution

Verified by Experts

The correct Answer is:
B
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MOTION-ELECTRO MAGNETIC WAVES -EXERCISE - 3 (SECTION - A)
  1. The pressure exerted by an electromagnetic wave of intensity I (Wm^(-2...

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  2. For a wave propagating in medium, identify the property that is indepe...

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

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

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  5. Assertion : Displacement current goes through the gap between the plat...

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

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

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  8. The dimensions of (mu(0)epsilon(0))^(-1//2) are

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  9. The electric and the magnetic field, associated with a electromagnetic...

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  10. The decreasing order of wavelength of infrared, microwave, ultraviolet...

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  11. The electric field associated with an electromagnetic wave in vacuum i...

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  12. The ratio of amplitude of magnetic field to the amplitude of electric ...

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

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  14. The condition under which a microwave oven heats up a food item contai...

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  15. The energy of the electromagetic wave is of the order of 15 keV. To wh...

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  16. A radiation of energy E falls normally on a perfectly reflecting surfa...

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  17. A laser beam is of 9 mW, diamter = 2 mm. Then what is the amplitude of...

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  18. The intensity of sun on earth is 1400 W/m^(2) Assuming earth to be a b...

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  19. For an EMWave, E = E(0)sin 12 xx 10^(6) [Z-2xx10^(8)t]N/C in a med...

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  20. If velocity of an electromagnetic wave in a medium is 3 x10^(8) m/s th...

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