Two identical metallic spheres A and B o...

Two identical metallic spheres A and B of exactly equal masses m are taken. A is given a +ve charge of q coulomb and B is given an equal negative charge. If `m_A` and `m_B` are the mass of A and B after charging then

`m_A lt m_B`

`m_A = m_B`

`m_A gt m_B`

none of the above

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