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Physics - Modern Physics Question with Solution | TestHub

PhysicsModern PhysicsAtomic structureEasy2 minPYQ_2014

PhysicsEasysingle choice

If the electron in the hydrogen atom jumps from third orbit to second orbit, the wavelength of the emitted radiation in term of Rydberg constant is

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Solution:

As we know $\frac{1}{λ} = R (\frac{1}{2 ^{2}} - \frac{1}{3 ^{2}}) = R (\frac{1}{4} - \frac{1}{9})$ $\frac{1}{λ} = R (\frac{9 - 4}{36}) = \frac{5 R}{36}$ $∴ λ = \frac{36}{5 R}$

Stream:VITEEESubject:PhysicsTopic:Modern PhysicsSubtopic:Atomic structure

⏱ 2mℹ️ Source: PYQ_2014

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