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Question: The velocity of an electron in the nth orbit of H atom is given by –...

The velocity of an electron in the nth orbit of H atom is given by –

A

cn\frac{c}{n}

B

nc

C

1137\frac { 1 } { 137 } cn\frac{c}{n}

D

n137\frac{n}{137}c

Answer

1137\frac { 1 } { 137 } cn\frac{c}{n}

Explanation

Solution

v1 = c137\frac{c}{137} ̃ vn = v1n\frac{v_{1}}{n} = cn\frac{c}{n}× 1137\frac{1}{137}