v33.2

A

`2 pi R^(2) E`

B

`pi R^(2)E`

C

`4pi R^(2)E`

D

`6piR^(2)E`

Text Solution

Verified by Experts

The correct Answer is:
B
`phi=barE.barA`
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NARAYNA-ELECTRIC CHARGES AND FIELDS-EXERCISE -2 (H.W)
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  2. An electric dipole is formed by two particles fixed at the ends of a l...

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  3. For an electric dipole consisting of a positive and equal negative cha...

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  4. Two equal charges q of opposite sign are separated by a small distance...

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  5. The inward and outward electric flux for a closed surface unit of N-m^...

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  6. A cylinder of radius R and length L is placed in the uniform electric ...

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  7. A cube of arranged such that its length ,breadth ,height are alongX,Y,...

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  8. v33.2

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  9. A sheet of semi circular paper (radius R) is turned around the centre ...

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  10. In a uniform electric field find the total flux associated with the gi...

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  11. An infinitely long thin straight wire has uniform linear charge densit...

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  12. Consider two concentric spherical surface S(1) with radius a and S(2) ...

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  13. The electric field on two sides of a large charged plate is shown in f...

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  14. A Gausian sphere of radius r intercepts a line with a uniform charge d...

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  15. A cube of side l is p laced in a uniform field E, where E=E hati. The ...

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  16. A charge +q is placed at the mid point of a cube of side L. The electr...

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  17. An injfinite large sheet has charg density sigma c//m^(2) Find electri...

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  18. A charge of 8.85C is placed at the centre of a spherical Gaussian surf...

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  19. The inward and outward electric flux for a closed surface unit of N-m^...

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  20. The total flux linked with unit negative charge put in air is

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