Chapter 11 – Dual Nature of Radiation and Matter
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‘n’ photons of wavelength ‘λ’ are absorbed by a black body of mass ′m′. The momentum gained by the body is
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Nov
‘n’ photons of wavelength ‘λ’ are absorbed by a black body of mass ′m′. The momentum gained by the body is 'n' photons of wavelength 'λ' are absorbed by a black body of mass ′m′. The momentum gained by the body is November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter [...]
What is the momentum of a photon having frequency 1.5×10^13Hz ?
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Nov
What is the momentum of a photon having frequency 1.5×10^13Hz ? What is the momentum of a photon having frequency 1.5×10^13Hz ? November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter , MTG NEET Physics , Part 2 ,
A photon of wavelength 4400 A is passing through vacuum. The effective mass and momentum of the photon are respectively.
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Nov
A photon of wavelength 4400 A is passing through vacuum. The effective mass and momentum of the photon are respectively. A photon of wavelength 4400 A is passing through vacuum. The effective mass and momentum of the photon are respectively. November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter , MTG [...]
A monochromatic source of light emits photons of frequency 6×10^14Hz . The power emitted by the source is 8×10^−3W . Calculate the number of photons emitted per second (Take h=6.63×10^−34J−s )
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Nov
A monochromatic source of light emits photons of frequency 6×10^14Hz . The power emitted by the source is 8×10^−3W . Calculate the number of photons emitted per second (Take h=6.63×10^−34J−s ) A monochromatic source of light emits photons of frequency 6×10^14Hz . The power emitted by the source is 8×10^−3W . Calculate the number of [...]
A light of wavelength 4000 A is allowed to fall on a metal surface having work function 2 eV. The maximum velocity of the emitted electrons is (use h = 6.6 x 10^34 j s)
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Nov
A light of wavelength 4000 A is allowed to fall on a metal surface having work function 2 eV. The maximum velocity of the emitted electrons is (use h = 6.6 x 10^34 j s) A light of wavelength 4000 A is allowed to fall on a metal surface having work function 2 eV. The [...]
If e/m of electron is 1⋅76×10^11Ckg^−1 and the stopping potential is 2.43 V, then the maximum velocity of the photoelectron is
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Nov
If e/m of electron is 1⋅76×10^11Ckg^−1 and the stopping potential is 2.43 V, then the maximum velocity of the photoelectron is If e/m of electron is 1⋅76×10^11Ckg^−1 and the stopping potential is 2.43 V then the maximum velocity of the photoelectron is November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter [...]
Light of frequency 7.21×10^14Hz is incident on a metal surface. Electrons with a maximum speed of 6×10^5ms^−1 are ejected from the surface. The threshold frequency for photoemission of electrons is (Given h=6.63×10^−34Js, me=9.1×10^−31kg)
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Nov
Light of frequency 7.21×10^14Hz is incident on a metal surface. Electrons with a maximum speed of 6×10^5ms^−1 are ejected from the surface. The threshold frequency for photoemission of electrons is (Given h=6.63×10^−34Js, me=9.1×10^−31kg) Light of frequency 10^15 Hz falls on a metal surface of work function 3.5eV. The stopping potential of photoelectrons in volts is: [...]
When radiation is incident on a photoelectron emitter, the stopping potential is found to be 9V. If e/m for the electron is 1.8×10^11Ckg^−1, the maximum velocity of the ejected electrons is
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Nov
When radiation is incident on a photoelectron emitter, the stopping potential is found to be 9V. If e/m for the electron is 1.8×10^11Ckg^−1, the maximum velocity of the ejected electrons is the maximum velocity of the ejected electrons is the stopping potential is found to be 9V. If e/m for the electron is 1.8×10^11Ckg^−1 When [...]
Light of wavelength 3×10^−7m is incident on a photosensitive surface . The stopping potential for emitted photoelectrons is 2.5 V . If the wavelength of incident light is reduced to 1.5×10^−7 m , the stopping potential for emitted photoelectrons is
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Nov
Light of wavelength 3×10^−7m is incident on a photosensitive surface . The stopping potential for emitted photoelectrons is 2.5 V . If the wavelength of incident light is reduced to 1.5×10^−7 m , the stopping potential for emitted photoelectrons is Light of wavelength 3×10^−7m is incident on a photosensitive surface . The stopping potential for [...]
A and B are two metals with threshold frequencies 2.8×10^14Hz and 2.2×10^14Hz. Photons of energy 0.825 eV each are incident on them. Then photoelectrons are emitted in (Take h=6.6×10^−34J−s)
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Nov
A and B are two metals with threshold frequencies 2.8×10^14Hz and 2.2×10^14Hz. Photons of energy 0.825 eV each are incident on them. Then photoelectrons are emitted in (Take h=6.6×10^−34J−s) A and B are two metals with threshold frequencies 2.8×10^14Hz and 2.2×10^14Hz. Photons of energy 0.825 eV each are incident on them. Then photoelectrons are emitted [...]