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A soap bubble is given a negative charge...

A soap bubble is given a negative charge, then its radius

A

Decrease

B

Increase

C

Remains unchanged

D

Nothing can be predicted as information is insufficient

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PHYSICS GALAXY - ASHISH ARORA-ELECTROSTATICS-Conceptual MCQs single option correct
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  3. The electric field on two sides of a thin sheet of charge is shown in ...

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  4. Three identical charges are placed at corners of a equilateral triange...

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  5. Three concentric conducting sphereical shells carry charges +4Q on the...

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  6. A and B are two concentric spherical shells. If A is given a charge +q...

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  7. Two concentric conducting thin spherical shells A andB having radii rA...

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  8. Electric potential at a point P, r distance away due to a point charge...

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  9. There is a point charge +q inside a hollow sphere and a point charge -...

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  10. The figure shows three non condncting rods, one circular and two strai...

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  11. A conducting spherical shell having inner radius a and outer radius b ...

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  12. If a unit positive charge is taken from one point to another over an e...

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  13. Ten electrons are qually spaced and fixed around a circle of radius R....

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  14. Let P(r)=(Q)/(piR^4)r be the charge density distribution for a solid s...

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  15. A hollow conducting sphere is placed in an electric field produced by ...

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  16. Two very large thin conducting plates having same cross sectional are...

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  17. A conducting shell S1 having a charge Q is surrounded by an uncharged ...

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  18. For a given surface the Gauss's law is stated asoint vecE.dvecA=0. Fro...

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  19. The potential field depends on the x - and y - coordinates as V = x^2 ...

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  20. Conisder a neutral conducting sphere. A poistive point charge is place...

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