Electrostatics Question 208

Question: An electron is moving round the nucleus of a hydrogen atom in a circular orbit of radius r. The coulomb force F between the two is (Where K=14πε0 ) [CBSE PMT 2003]

Options:

A) Ke2r3r^

B) Ke2r3r

C) Ke2r3r

D) Ke2r2r^

Show Answer

Answer:

Correct Answer: C

Solution:

F=ke2r2r^=k.e2r3r

(r^=rr)



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