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If the de-Broglie wavelength of the fourth Bohr orbit of hydrogen atom is 4A, the circumference of the orbit will be-
If the de-Broglie wavelength of the fourth Bohr orbit of hydrogen atom is 4A, the circumference of the orbit will be-

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2 years ago

Arun
25768 Points
```							Use mvr=nh/2π=> mvr=nh/2π=> 2πr=nh/mv=> 2πr=n×lambda {lambda=h/mv}now, n=4 and wavelength=4A=> 2πr(circumference) = 4×4= 16A
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2 years ago
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