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If 4 xx 10^(20)eV energy is required to ...

If `4 xx 10^(20)eV` energy is required to move a charge of `0.25` coulomb between two points. Then what will be the potential difference between them ?

A

178 V

B

256 V

C

356 V

D

None of these

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The correct Answer is:
B
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DC PANDEY-ELECTROSTATIC POTENTIAL AND CAPACITORS-(A) Chapter exercises
  1. If an electron moves from rest from a point at which potential is 50 v...

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  2. The work done in bringing a 20 coulomb charge from point A to point B ...

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  3. If 4 xx 10^(20)eV energy is required to move a charge of 0.25 coulomb ...

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  4. Kinetic energy of an electron accelerated in a potential difference of...

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

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  6. Two unlike charges of magnitude q are separated by a distance 2d. The ...

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  7. Two spheres A and B of radius 'a' and 'b' respectively are at same ele...

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  8. A capacitorn of 2 muF charged to 50 V is connected in parallel with an...

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  9. In the electric field of a point chargde q, a cetrain charge is carrie...

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  10. A unifrom electric field having a magnitude E(0) and direction along t...

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  11. Two positive point charges of 12 and 5 microcoulombs, are placed 10 cm...

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  12. When a charge of 3 coulombs is placed in a uniform electric field, it ...

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  13. A particle A has chrage +q and a particle B has charge +4q with each o...

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  14. Three particles, each having a charge of 10 mu C are placed at the con...

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  15. A mass m=20 g has a charge q= 3.0 mC. It moves with a velocity of 20 m...

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  16. Four idenbtial charges +50 mu C each are placed, one at each corner of...

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  17. Two equal charges q are placed at a distance of 2a and a third charge ...

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  18. An alpha-particle is accelerated through a.p.d of 10^(6) volt the K.E....

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  19. The ratio of moment of an electron and an alpha-particle which are acc...

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  20. Two particles of mass m and 2m with charges 2q and q are placed in a u...

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