Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 22

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Energy levels $A, B, C$ of a certain atom correspond to increasing values of energy $i . e .$ $E_{A} < E_{B} < E_{C} .$ If $λ_{1}, λ_{2}$ and $λ_{3}$ be the wavelength corresponding to the transitions $C$ to $B, B$ to $A$ and $C$ to $A$ respectively, then which of the following is correct?

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Important Questions on Atoms

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 23

Of the various series of the hydrogen spectrum, the one which lies completely in the ultraviolet region is

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 24

Which of the following transitions in a hydrogen atom emit photons of lowest frequency?

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 25

If the electron in hydrogen atom jumps from the third orbit to second orbit, the wavelength of the emitted radiation is given by

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 26

Which series of hydrogen atom lie in infra red region?

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 27

The wavelength of first member of Balmer series in hydrogen spectrum is

λ .

Calculate the wavelength of first member of Lyman series in the same spectrum

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 28

Laser is/are

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 29

A situation of population inversion is related to

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Gamma Question Bank for Medical Physics>Chapter 29 - Atoms>Assigment>Q 30

If the emitted radiation falls in the microwave region, the device is termed as