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JIPMER2006PhysicsAtomic Physics

Radius of first Bohr orbit is r . What is the radius of 2 nd Bohr orbit?

Options

  1. A8 r
  2. B2 r
  3. C4 r
  4. D2 2 r

Correct answer

C. 4 r

Step-by-step solution

Radius of Bohr orbit array l r n^2 r₁ r₂ = ( n₁ n₂ )^2 r r₂ = ( 1 2 )^2 r r₂ = 1 4 r₂ =4 r . array

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