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In the rectangle, shown below, the twp c...

In the rectangle, shown below, the twp corners have charges `q_(1)=-5muC and q_(2)=+ 2.0 muC`. The work done in moving a charge `+3.0 muC` from B to A is (take `1//4 pi epsilon_(0)=10^(10)"N-m"^(2)//C^(2)`)

A

2.8 J

B

3.5 J

C

4.5 J

D

5.5 J

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DC PANDEY ENGLISH-ELECTROSTATIC POTENTIAL AND CAPACITORS-(A) Chapter exercises
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  2. Two electric charges 12 mu C and -6 mu C are placed 20 cm apart in air...

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  3. In the rectangle, shown below, the twp corners have charges q(1)=-5muC...

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  4. Electric potential at any point is V = - 5 x + 3y + sqrt(15) z, then t...

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  5. A thin spherical conducting shell of radius R has a charge q. Another ...

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  6. In the given circuit, a charge of +80muC is given to the upper plate o...

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  7. The capacitance of a capacitor between 4//3 times its original value i...

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  8. Point charge q(1) = 2 mu C and q(2) = - 1mu C are kept at points x = 0...

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  9. Eight small drops, each of radius r and having same charge q are combi...

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  10. Eight oil drops of same size are charged to a potential to 50 V each. ...

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  11. Three charges Q, (+q) and (+q) are placed at the vertices of an equila...

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  12. Consider a system composed of two metallic spheres of radii r(1) and r...

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  13. Separation between the plates of a parallel plate capacitor is d and t...

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  14. The distance between the circular plates of a parallel plate condenser...

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  15. The expression for the capacity of the capacitor formed by compound di...

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  16. The equivalent capacitance between A and B will be

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  17. Four plates of equal area A are separted by equal distance d and are a...

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  18. Four plates of the same area of cross-section are joined as shown in t...

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  19. Three equal capacitors, each with capacitance C are connected as shown...

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  20. If a slab of insulating material 4 xx 10^(–5) m thick is introduced be...

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