NEET Last 32 Years Solved 1988 – 2019 Physics and Chemistry Video Solutions
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In photoelectric effect the work function of a metal is 3.5 eV. The emitted electrons can be stopped by applying a potential of –1.2 V. Then
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Aug
In photoelectric effect the work function of a metal is 3.5 eV. The emitted electrons can be stopped by applying a potential of –1.2 V. Then If the threshold wavelength for a certain metal is 2000Å then the work function of the metal is August 13, 2020 Category: Chapter 29 - Dual Nature of Matter [...]
The nature of ions knocked out from hot surfaces is
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Aug
The nature of ions knocked out from hot surfaces is The nature of ions knocked out from hot surfaces is August 13, 2020 Category: Chapter 29 - Dual Nature of Matter and Radiation , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
If the threshold wavelength for a certain metal is 2000Å, then the work function of the metal is
13
Aug
If the threshold wavelength for a certain metal is 2000Å, then the work function of the metal is If the threshold wavelength for a certain metal is 2000Å then the work function of the metal is August 13, 2020 Category: Chapter 29 - Dual Nature of Matter and Radiation , NEET Last 32 Years Solved [...]
Which of the following is true ?
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Aug
Which of the following is true ? Which of the following is true ? August 13, 2020 Category: Chapter 29 - Dual Nature of Matter and Radiation , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
Light of wavelength 5000Å falls on a sensitive plate with photoelectric work function of 1.9eV. The kinetic energy of the photoelectron emitted will be
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Aug
Light of wavelength 5000Å falls on a sensitive plate with photoelectric work function of 1.9eV. The kinetic energy of the photoelectron emitted will be Light of wavelength 5000Å falls on a sensitive plate with photoelectric work function of 1.9eV. The kinetic energy of the photoelectron emitted will be August 13, 2020 Category: Chapter 29 - [...]
In a photoemissive cell, with exciting wavelength λ, the faster electron has speed v. If the exciting wavelength is changed to 3λ/4, the speed of the fastest electron will be
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Aug
In a photoemissive cell, with exciting wavelength λ, the faster electron has speed v. If the exciting wavelength is changed to 3λ/4, the speed of the fastest electron will be In a photoemissive cell the faster electron has speed v. If the exciting wavelength is changed to 3λ/4 the speed of the fastest electron will [...]
Einstein’s work on photoelectric effect givens support to
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Aug
Einstein’s work on photoelectric effect givens support to If nearly 10^5 coulomb liberate 1g equivalent of aluminium then the amount of aluminium August 13, 2020 Category: Chapter 29 - Dual Nature of Matter and Radiation , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
When ultraviolet rays are incident on metal plate, the photoelectric effect does not occurs. It occurs by incidence of
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Aug
When ultraviolet rays are incident on metal plate, the photoelectric effect does not occurs. It occurs by incidence of the photoelectric effect does not occurs. It occurs by incidence of When ultraviolet rays are incident on metal plate August 13, 2020 Category: Chapter 29 - Dual Nature of Matter and Radiation , NEET Last 32 [...]
According to Einstein’s photoelectric equation , the graph between the kinetic energy of photoelectrons ejected and the frequency of incident radiation is
13
Aug
According to Einstein’s photoelectric equation , the graph between the kinetic energy of photoelectrons ejected and the frequency of incident radiation is According to Einstein's photoelectric equation the graph between the kinetic energy of photoelectrons ejected and the frequency of incident radiation is August 13, 2020 Category: Chapter 29 - Dual Nature of Matter and [...]
Pick out the longest wavelength from the following types of radiations
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Aug
Pick out the longest wavelength from the following types of radiations Pick out the longest wavelength from the following types of radiations August 13, 2020 Category: Chapter 32 - Ray Optics , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,