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Two point charges having equal charges …

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Two point charges having equal charges separated by distance experience a force of 8 N. What will be the force experienced by them, if they are held in water, at the same distance? (K-80) (1)
  • 1 answers

Aseem Mahajan 1 year, 2 months ago

<font face ="Times New Roman">Charge on both = q
Distance = r
$$F_a = 8 = \dfrac{k_aq^2}{r^2}$$
$$F_w = \dfrac{k_wq^2}{r^2}$$
Divide and solve
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