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Which of the following has minimum wavel...

Which of the following has minimum wavelenght?

A

X-rays

B

UV rays

C

`gamma - ` rays

D

Cosmic rays

Text Solution

Verified by Experts

The correct Answer is:
C
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MODERN PUBLICATION-ELECTROMAGNETIC WAVES-COMPETITION FILE - OBJECTIVE TYPE QUESTIONS ( MULTIPLE CHOICE QUESTIONS )(B )
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  2. The velocity of electromagnetic wave is parallel to

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  3. Which of the following has minimum wavelenght?

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  4. Sodium lamps are used in foggy conditions because

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  5. Due to the earth's magnetic field, charged cosmic ray particles

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  6. If there were no atmosphere, Earth would have been

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  7. A parallel plate capacitor of capacitance 20 mu F is being charged by ...

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

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  9. Radio frequency choke uses core of

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  10. lamdav , lamdax , lamdam represent wave lengths of visible light, X-ra...

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  11. The pressure exerted by electromagnetic wave of intensity I on ...

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  12. The electric and magnetic field of an electromagnetic wave are:

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

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

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  15. Light with an enargy flux of 25xx10^(4) Wm^(-2) falls on a perfectly r...

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

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

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

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

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

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