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Electrostatics question

2010 · Q186
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Electrostatics question

2010 · Q186

NEETPhysicsElectrostaticsMCQ+4 / −1
Two positives ions, each carrying a charge q, are separated by a distance d. If F is the force of repulsion between the ions, the number of electrons missing from each ion will be (e being the charge on an electron)
  1. A
    4πε0Fd2e2{{4\pi {\varepsilon _0}F{d^2}} \over {{e^2}}}e24πε0​Fd2​
  2. B
    4πε0Fe2d2\sqrt {{{4\pi {\varepsilon _0}F{e^2}} \over {{d^2}}}}d24πε0​Fe2​​
  3. C
    4πε0Fd2e2\sqrt {{{4\pi {\varepsilon _0}F{d^2}} \over {{e^2}}}}e24πε0​Fd2​​
  4. D
    4πε0Fd2q2{{4\pi {\varepsilon _0}F{d^2}} \over {{q^2}}}q24πε0​Fd2​
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