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Which force in nature exits everywhere?...

Which force in nature exits everywhere?

A

Nuclear force

B

Electromagnetic force

C

Weak force

D

Gravitation

Text Solution

Verified by Experts

The correct Answer is:
D
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DC PANDEY-ELECTROMAGNETIC WAVES-Sec A
  1. The part of the spectrum of the electromagnetic radiation used to cook...

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

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  3. Which force in nature exits everywhere?

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

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

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

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

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

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

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

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

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

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

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

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

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  16. The sum delilvers 10^(4) W//m^(2) of electromagnetic flux to earth's s...

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  17. If E and B represent electric and magnetic field vectors of the electr...

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  18. If epsi(0) and mu(0) are respectively, the electric permittivity and t...

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  19. Which is the correct expression of velocity of light?

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

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