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a spherical drop of radius 10 m has absorbed 40 electrons. What is the energy required to add 1 more electron?

a spherical drop of radius 10 m has absorbed 40 electrons. What is the energy required to add 1 more electron?

Grade:12

1 Answers

Ashish Gupta IIT Roorkee
askIITians Faculty 12 Points
7 years ago
Energy = Potential * Charge = (Kq/r) * e = K (40e)(e)/ 10 = 4 Ke^{2})/ 10 = 4 Ke2

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