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Find the electrostatic potential energy ...

Find the electrostatic potential energy of the system shown in the figure

A

`(Kq^(2))/(a)`

B

`(3Kq^(2))/(a)`

C

`- (Kq^(2))/(a)`

D

`- ( 2Kq^(2))/(a)`

Text Solution

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AAKASH INSTITUTE-ELECTROSTATIC POTENTIAL AND CAPACITANCE -SECTION-B(OBJECTIVE TYPE QUESTIONS(ONLY ONE ANSWER) )
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  2. In any region, if electric field is define as bar(E ) = ( hat(i) + 2 h...

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  3. Find the electrostatic potential energy of the system shown in the fi...

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  4. A charge of 5 nC is uniformly distributed on a ring of radius 4 cm. Fi...

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  5. Two charges q and -q are placed at ( a,0) and ( - a,0) on the x-axis. ...

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  6. The graph between the surface charge density and radius of curvature f...

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  7. Which of the following statements is not true regarding a conductor ?

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  8. A air filled parallel plate capacitor having circular plates of diame...

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  9. Which of the following is true, when a dipole is placed is non - uni...

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  10. If the area of each plate is A and the separation between them is d, t...

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  11. Air filled capacitor is charged by a battery and after charging batter...

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  12. An air filled parallel plate capacitor of capacitance 50 mu F is conne...

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  13. Find the capacitance between A and B

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  14. Find the potential of point P

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  15. In moving a unit positively charged body from point A to point B exter...

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  16. There are two concentric hollow conducting spherical shells of radii r...

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  17. There are two concentric conducting shells. The potential of outer she...

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  18. A uniform electric field of 200 V // m is directed at 45^(@) with x -...

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  19. Two short dipoles, each of diple moment p , are placed at origin. The...

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  20. In the circuit shown , the charges on the capacitors A and B are resp...

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