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Questions  

The orbital velocity of electron in the ground state is v. If the electron is excited to energy state - 0.54 eV its orbital velocity will be

a
v
b
v3
c
v5
d
v7

detailed solution

Correct option is C

En=−13.6 n2    or    n2=−13.6−0.54or      n2=25.2     or     n=5nearlyNo,     vn=v5

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