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In Bohr's model of hydrogen atom a(0) is...

In Bohr's model of hydrogen atom `a_(0)` is the radius of the ground state orbit , m is the mass, e the charge of and electron and `epsi_(0)` is the vacuum permittivity. The speed of the electron is

A

zero

B

`(e)/(sqrt(epsilon_(0)a_(0)m))`

C

`(e)/(sqrt(4piepsilon_(0)a_(0)m))`

D

`(sqrt(4piepsilon_(0)a_(0)m))/(e)`

Text Solution

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The correct Answer is:
C
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