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A solid conducting sphere having a charge Q is surrounded by an uncharged concentric conducting hollow spherical shell. Let the potential difference between the surface of the solid sphere and that of the outer surface of the hollow shell be V. If the shell is now given a charge of `-3Q`, the new potential difference between the same two surfaces is :

A

V

B

2V

C

4V

D

`-2V`

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MOTION-ELECTROSTATICS-Exercise - 2 (Objective Problems | NEET)
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  2. Force between two identical spheres charged with same charge is F. If ...

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  3. A solid conducting sphere having a charge Q is surrounded by an unchar...

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  4. A nonconducting solid sphere of radius R is uniformly charged. The mag...

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  8. Assertion Mass of ion is slightly differed from its element. Reason ...

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  9. Statement - I : Total number of positive ions in nature is contant. ...

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  10. Statement-I : If a positive is charge free to move then it moves from ...

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  11. Statement-I : A point charge Q is rotated in a circle of radius r arou...

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  12. Statement - I : Charge is quantized Statement - II : Charge, which ...

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  13. Statement - I : Electric lines are always straight and continuous. ...

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  14. Statement - I : Electric potential energy of any positive charge is al...

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  15. Statement - I : Quantization of charge is invalid after the presence o...

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  16. Statement - I : In electrostatic electric lines of force can never be ...

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  17. Statement-1 : If a point charge q is placed in front of an inifinite g...

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  18. Statement - I : When two charged spheres are touched, then total charg...

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  19. Statement - I : If a charge enters in electric field then it moves in ...

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  20. Assetrion: The coulomb force is the dominating force in the universe. ...

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