Chapter 28 – Dual Nature of Radiation and Matter
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A homogeneous ball (mass=m) of ideal black material at rest is illuminated with a radiation having a set of photons (wavelength=λ), each with the same momentum and the same energy. The rate at which photons fall on the ball is n. the linear acceleration of the ball is
04
Jun
A homogeneous ball (mass=m) of ideal black material at rest is illuminated with a radiation having a set of photons (wavelength=λ), each with the same momentum and the same energy. The rate at which photons fall on the ball is n. the linear acceleration of the ball is A homogeneous ball (mass=m) of ideal black [...]
Figure shows the plot of the stopping potential versus the frequency of the light used in an experiment on photoelectric effect. The ratio h/e is.
04
Jun
Figure shows the plot of the stopping potential versus the frequency of the light used in an experiment on photoelectric effect. The ratio h/e is. Figure shows the plot of the stopping potential versus the frequency of the light used in an experiment on photoelectric effect. The ratio h/e is. June 4, 2021 Category: Cengage [...]
How many photons are emitted per second by a 5 m W laser source operating at 632.8 nm?
04
Jun
How many photons are emitted per second by a 5 m W laser source operating at 632.8 nm? How many photons are emitted per second by a 5 m W laser source operating at 632.8 nm? June 4, 2021 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 28 - Dual Nature of Radiation [...]
Work function of nickel is 5.01 eV. When ultraviolet radiation of wavelength 200 A is incident on it, electrons are emitted. What will be the maximum velocity of emitted electrons?
04
Jun
Work function of nickel is 5.01 eV. When ultraviolet radiation of wavelength 200 A is incident on it, electrons are emitted. What will be the maximum velocity of emitted electrons? electrons are emitted. What will be the maximum velocity of emitted electrons? Work function of nickel is 5.01 eV. When ultraviolet radiation of wavelength 200 [...]
The kinetic energy of most energetic electrons emitted from a metallic surface is doubled when the wavelength λ of the incident radiation is changed from 400 nm to 310 nm. The work function of the metal is
04
Jun
The kinetic energy of most energetic electrons emitted from a metallic surface is doubled when the wavelength λ of the incident radiation is changed from 400 nm to 310 nm. The work function of the metal is If a surface has work function of 3.00 eV the longest wavelength of light which will cause the [...]
If λ0 stands for mid-wavelength in the visible region, the de Broglie wavelength for 100 V electrons is nearest to
04
Jun
If λ0 stands for mid-wavelength in the visible region, the de Broglie wavelength for 100 V electrons is nearest to If λ0 stands for mid-wavelength in the visible region the de Broglie wavelength for 100 V electrons is nearest to June 4, 2021 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 28 - [...]
The KE of the photoelectrons is E when the incident wavelength is λ/2. The KE becomes 2E when the incident wavelength is λ/3. The work function of the metal is
04
Jun
The KE of the photoelectrons is E when the incident wavelength is λ/2. The KE becomes 2E when the incident wavelength is λ/3. The work function of the metal is The KE of the photoelectrons is E when the incident wavelength is λ/2. The KE becomes 2E when the incident wavelength is λ/3. The work [...]
The kinetic energy of an electron is E when the incident wavelength is λ To increase the KE of the electron to 2E, the incident wavelength must be.
04
Jun
The kinetic energy of an electron is E when the incident wavelength is λ To increase the KE of the electron to 2E, the incident wavelength must be. the incident wavelength must be The kinetic energy of an electron is E when the incident wavelength is λ To increase the KE of the electron to [...]
The ratio of moment of an electron and an α-particle which are accelerated from rest by a potential difference of 100 V is.
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Jun
The ratio of moment of an electron and an α-particle which are accelerated from rest by a potential difference of 100 V is. The ratio of moment of an electron and an α-particle which are accelerated from rest by a potential difference of 100 V is. June 4, 2021 Category: Cengage JEE Mains Physics by [...]
Light of wavelength λ strikes a photoelectric surface and electrons are ejected with kinetic energy K. If K is to be increased to exactly twice its original value, the wavelength must be changed to λ′ such that.
04
Jun
Light of wavelength λ strikes a photoelectric surface and electrons are ejected with kinetic energy K. If K is to be increased to exactly twice its original value, the wavelength must be changed to λ′ such that. Light of wavelength λ strikes a photoelectric surface and electrons are ejected with kinetic energy K. If K [...]