EASY
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IMPORTANT
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If the kinetic energy of a free electron doubles, it's de-Broglie wavelength changes by the factor
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Important Questions on Dual Nature of Radiation and Atomic Physics
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VITEEE
IMPORTANT
The ratio of the energies of the hydrogen atom in its first to second excited state is
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VITEEE
IMPORTANT
The ratio of radii of the first three Bohr's orbits is
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VITEEE
IMPORTANT
A hydrogen atom is in the ground state. Then to get six lines in an emission spectrum, wavelength of the incident radiation should be
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VITEEE
IMPORTANT
An electron makes a transition from an excited state to the ground state of a hydrogen-like atom. Then
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VITEEE
IMPORTANT
An electron in a Hydrogen atom first jumps from third excited state to second excited state and then from second excited to the first excited state. The ratio of the wavelengths emitted in the two cases is,
