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Questions  

A charge of Q coulomb is placed on a solid piece of metal of irregular shape. The charge will distribute itself

a
Uniformly in the metal object
b
Uniformly on the surface of the object
c
Such that the potential energy of the system is minimised
d
Such that the total heat loss is minimised

detailed solution

Correct option is C

Potential energy depends upon the charge at peaks of irregularities. Since every event in the universe leads to the minimisation of energy.

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