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Three concentric conducting spherical sh...

Three concentric conducting spherical shells carry charges `+4Q` on the inner shell `-2Q` on the middle shell and `+6Q` on the outer shell. The charge on the inner surface of the outer shell is

A

0

B

`4Q`

C

`-Q`

D

`-2Q`

Text Solution

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The correct Answer is:
D
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DC PANDEY-ELECTROSTATICS-Level 1 Objective
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  2. Two identical small conducting spheres having unequal positive charges...

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  4. 1000 drops of same size are charged to a potential of 1 V each. If the...

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  5. Two concentric conducting spheres of radii R and 2R are crrying charge...

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  6. Charges Q, 2Q, and -Q are given to three concentric conducting spheric...

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  7. The electric field in a region of space is given by E=5hati+2hatjN//C....

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  8. A charges Q is placed at each of the two opposite corners of a square....

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

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  10. A solid sphere of radius R has charge q uniformly distributed over its...

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  12. A pendulum bob of mass m charge q is at rest with its string making an...

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  14. Two point charges+q nd -q are held fixed at (-a,0) and (a,0) respectiv...

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

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  16. At a certain distance from a point charge, the field intensity is 500 ...

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  17. Two points charges q1 and q2 are placed at a distance of 50 m from eac...

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  18. An infinite line of charge lamda per unit length is placed along the y...

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  19. An electric dipole is placed perpendicular to an infinite line of char...

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  20. An electrical charge 2xx10^-8 C is placed at the point (1,2,4) m. At t...

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