(A) : Coulomb’s law is valid for point charges only.(R) : The force between two large conducting spheres will be different from coulomb’s formula. This happens because of electrostatic induction.

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(A) : Coulomb’s law is valid for point charges only.
(R) : The force between two large conducting spheres will be different from coulomb’s formula. This happens because of electrostatic induction.

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Both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’.

‘A’ is false and ‘R’ is false

Both ‘A’ and ‘R’ are true and ‘R’ is not the correct explanation of ‘A’

‘A’ is true and ‘R’ is false

answer is B.

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Detailed Solution

Coulomb’s law is valid for point charges only. If we use an extended object, we cannot find a single unique distance r, so we have to take help of integration in order write the total electrotactic force.

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