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Which of the following electromagnetic w...

Which of the following electromagnetic waves has highest wavelength?

A

X-rays

B

UV rays

C

Infrared rays

D

Microwaves.

Text Solution

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The correct Answer is:
D
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MODERN PUBLICATION-ELECTROMAGNETIC WAVES-COMPETITION FILE - OBJECTIVE TYPE QUESTIONS ( MULTIPLE CHOICE QUESTIONS )(B )
  1. Light with an enargy flux of 25xx10^(4) Wm^(-2) falls on a perfectly r...

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  2. A radiation of energy 'E'falls normally on a perfectly reflecting surf...

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  3. Which of the following electromagnetic waves has highest wavelength?

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  4. Out of the following options which one can be used to produce a propag...

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  5. In an electromagnetic wave in free space the root mean square value of...

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  6. The magnetic field of an electromagnetic wave is given by: oversetB=...

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  7. The magnetic field of a plane electromagnetic wave is given by: vec(B)...

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  8. A monochromatic beam of light has a frequency v = 3/(2pi) xx 10^(12) H...

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  9. An electromagnetic wave of v=3 MHz passes from vacuum into die...

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  10. A plane electromagnetic wave of wavelength lambda has an intensity I. ...

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  11. The rms value of the electric field of the light from the sun is 720 N...

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

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  13. The magnetic field in a travelling electromagnetic wave has a pe...

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  14. During the propagation of electromagnetic waves in a medium :

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  15. Match List-I (Electromagnetic wave type) with List-II (Its association...

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  16. For plane electromagnetic waves propagating in the z-direction , which...

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  17. Consider an electromagnetic wave propagating in vacuum. Choose the cor...

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  18. An electromagnetic wave travelling in the X- direction has freqe...

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  19. Microwave oven acts on the principle of :

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  20. Magnetic field in a plane electromagnetic wave is given by v...

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