Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
In the experiment on photoelectric effect, the graph between Ek(max) and v is found to be a straight line as shown in figure.
12
Oct
In the experiment on photoelectric effect, the graph between Ek(max) and v is found to be a straight line as shown in figure. In the experiment on photoelectric effect the graph between Ek(max) and v is found to be a straight line as shown in figure. October 12, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
If a surface has work function of 3.00 eV, the longest wavelength of light which will cause the emission of electrons is
12
Oct
If a surface has work function of 3.00 eV, the longest wavelength of light which will cause the emission of electrons is If a surface has work function of 3.00 eV the longest wavelength of light which will cause the emission of electrons is October 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
If the intensity of radiation incident on a photocell be increased four times, then the number of photoelectrons and the energy of photoelectrons emitted respectively become
12
Oct
If the intensity of radiation incident on a photocell be increased four times, then the number of photoelectrons and the energy of photoelectrons emitted respectively become If the intensity of radiation incident on a photocell be increased four times then the number of photoelectrons and the energy of photoelectrons emitted respectively become October 12, 2020 [...]
Two identical photocathodes receive light of frequencies f1 and f2. If the velocities of the photoelectrons ( of mass m ) coming out are v1 and v2, respectively, then
12
Oct
Two identical photocathodes receive light of frequencies f1 and f2. If the velocities of the photoelectrons ( of mass m ) coming out are v1 and v2, respectively, then respectively then Two identical photocathodes receive light of frequencies f1 and f2. If the velocities of the photoelectrons ( of mass m ) coming out are [...]
In a photocell, with excitation wavelength lemda, the faster electron has speed v. If the excitation wavelength is changed to 3 lemda /4, the speed of the fastest electron will be
12
Oct
In a photocell, with excitation wavelength lemda, the faster electron has speed v. If the excitation wavelength is changed to 3 lemda /4, the speed of the fastest electron will be In a photocell the faster electron has speed v. If the excitation wavelength is changed to 3 lemda /4 the speed of the fastest [...]
Ultravoilet light of wavelength 300 nm and intensity 1.0 W/m^2 falls on the surface of a photosensitive material. If one per cent of the incident photons produce photoelectrons,
12
Oct
Ultravoilet light of wavelength 300 nm and intensity 1.0 W/m^2 falls on the surface of a photosensitive material. If one per cent of the incident photons produce photoelectrons, Ultravoilet light of wavelength 300 nm and intensity 1.0 W/m^2 falls on the surface of a photosensitive material. If one per cent of the incident photons produce [...]
Light of wavelength 0.6 mu m from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the stopping potential is 0.5 V. With light of wavelength
12
Oct
Light of wavelength 0.6 mu m from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the stopping potential is 0.5 V. With light of wavelength Light of wavelength 0.6 mu m from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the [...]
Threshold frequency for a certain metal is v0. When light of frequency 2 V0 is incident on it, the maximum velocity of photoelectrons is 4 * 10^8 cm/s. If frequency of incident radiation
12
Oct
Threshold frequency for a certain metal is v0. When light of frequency 2 V0 is incident on it, the maximum velocity of photoelectrons is 4 * 10^8 cm/s. If frequency of incident radiation the maximum velocity of photoelectrons is 4 * 10^8 cm/s. If frequency of incident radiation Threshold frequency for a certain metal is [...]
When a certain metallic surface is illuminated with monochromatic light of wavelength lemda, the stopping potential for photoelectric current is 3 V0 and when the same surface is illuminated
12
Oct
When a certain metallic surface is illuminated with monochromatic light of wavelength lemda, the stopping potential for photoelectric current is 3 V0 and when the same surface is illuminated the stopping potential for photoelectric current is 3 V0 and when the same surface is illuminated When a certain metallic surface is illuminated with monochromatic light [...]
10^-3 W of 5000 A light is directed on a photoelectric cell. If the current in the cell is 0.16 mu A, the percentage of incident photons which produce photoelectrons, is
12
Oct
10^-3 W of 5000 A light is directed on a photoelectric cell. If the current in the cell is 0.16 mu A, the percentage of incident photons which produce photoelectrons, is 10^-3 W of 5000 A light is directed on a photoelectric cell. If the current in the cell is 0.16 mu A is the [...]