Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 19

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If the energy of a photon is $E,$ then its momentum is ( $c$ is velocity of light)

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Important Questions on Dual Nature of Radiation and Matter

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 20

The de Broglie wavelength of an electron in the

n^{th}

Bohr orbit is related to the radius

R

of the orbit as

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 21

A photon and an electron both have wavelength

1 Å .

The ratio of energy of photon to that of electron is

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 22

Wavelength of an electron accelerated through a potential difference of

1 volt

is

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 23

The wavelength of matter wave is independent of

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 24

Which one of the following statements is NOT true for de Broglie waves?

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 27

Neglecting variation of mass with velocity, the wavelength associated with an electron having a kinetic energy

E

is proportional to

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Gamma Question Bank for Medical Physics>Chapter 28 - Dual Nature of Radiation and Matter>Assigment>Q 28

Of the following having the same kinetic energy, the one which has the largest wavelength is