The time period of revolution of electron in its ground state orbit in a hydrogen atom is 1.6 $ \times $ 10-16 s. The frequency of revolution of the electron in its first excited state (in s-1) is :

Question

The time period of revolution of electron in its ground state orbit in a hydrogen atom is 1.6 $ \times $ 10^-16 s. The frequency of revolution of the electron in its first excited state (in s^-1) is :

5.6 $ \times $ 10¹²

1.6 $ \times $ 10¹⁴

7.8 $ \times $ 10¹⁴

6.2 $ \times $ 10¹⁵

Solution

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