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The ratio of the forces between two smal...

The ratio of the forces between two small spheres with constant charge 'a' in air and 'b' in a medium of dieletric constant k is

A

`1:k`

B

`k:1`

C

`1:k^2`

D

`k^2:1`

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TARGET PUBLICATION-ELECTROSTATICS-EXCERCISE
  1. Dielectric constant of a medium is also known as .

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  2. The relation between permittivity of medium, permittivity of vaccum an...

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  3. The ratio of the forces between two small spheres with constant charge...

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  4. Force between two charges, when placed in free space is 10 N. if they ...

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  5. In a hydrogen atom, the distance between proton and electron is 5.3xx1...

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  6. How many electrons will constitute a charge of one coulomb?

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  7. 4xx10^16 electrons are removed from a conductor. The conductor acquire...

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  8. If 6.24xx10^18 electrons carry a total charge of 1 coulomb then how ma...

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  9. The superposition of forces is a method to find force on a charge when

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  10. Conduction electrons are almost uniformly distributed within a conduct...

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  11. The electric field inside a spherical shell of uniform surface charge ...

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  12. The unit of electric field is NOT equivalent to

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  13. Intensity of an electric field E due to a dipole, depends on distance ...

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  14. The magnitude of electric field intensity E is such that an electron p...

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  15. The intensity of electric field required to balance a proton of mass 1...

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  16. The acceleration of a particle of charge of 0.5 C and 500g mass kept i...

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  17. The distance between a proton and an electron both having a charge 1.6...

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  18. Two charges +4e and +e are at a distance x apart. At what distance a c...

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  19. When electric field intensity vec E at any point in the electric field...

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  20. Figure shows the electric lines of force emerging from a charged body....

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