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  1. Tardigrade
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  3. Physics
  4. Consider Bohr's theory for hydrogen atom. The magnitude of angular momentum, orbit radius and frequency of the electron in n text th energy state in a hydrogen atom are L, r f respectively. Find out the value of ' x ', if the product f r L is directly proportional to nx :

Q. Consider Bohr's theory for hydrogen atom. The magnitude of angular momentum, orbit radius and frequency of the electron in energy state in a hydrogen atom are respectively. Find out the value of ' ', if the product is directly proportional to :

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Solution:

We use

for Bohr's model we have



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4. Muon is a negatively charged particle with a mass me, where me is the mass of the electron and e is the electronic charge. If - is bound to a proton to form a hydrogen like atom, identify the correct statements.
(A) Radius of the muonic orbit is times smaller than that of the electron.
(B) The speed of the in the orbit is times that of the electron in the orbit.
(C) The ionization energy of muonic atom is times more than that of an hydrogen atom.
(D) The momentum of the muon in the orbit is times more than that of the electron.

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5. The ratio of the wavelengths for transition in and is

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