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Question: The velocity of an electron in the first orbit of H atoms is v. The velocity of an electron in the 2...

The velocity of an electron in the first orbit of H atoms is v. The velocity of an electron in the 2nd orbit of He+ is

A

2v

B

v

C

v/2

D

v/4

Answer

v

Explanation

Solution

v = C137znmetersec.\frac{C}{137}\frac{z}{n}\frac{meter}{sec.}