Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
The threshold frequency of a metal is f0. When the light of frequency 2f0 is incident on the metal plate, the maximum velocity of electrons emitted is f1. when the frequency of the incident radiation
10
Sep
The threshold frequency of a metal is f0. When the light of frequency 2f0 is incident on the metal plate, the maximum velocity of electrons emitted is f1. when the frequency of the incident radiation the maximum velocity of electrons emitted is f1. when the frequency of the incident radiation The threshold frequency of a [...]
Figures shows the variation of stopping potential V0 with the frequency f of the incident radiation for two photosensitive metals P and Q. (a) Explain which metal has smaller threshold wavelength.
10
Sep
Figures shows the variation of stopping potential V0 with the frequency f of the incident radiation for two photosensitive metals P and Q. (a) Explain which metal has smaller threshold wavelength. Figures shows the variation of stopping potential V0 with the frequency f of the incident radiation for two photosensitive metals P and Q. (a) [...]
Find the number of photons emitted per second by a 25 W source of monochromatic light of wavelength 6600 A. What is the photoelectric current assuming 3% efficiency for photoelectric effect?
10
Sep
Find the number of photons emitted per second by a 25 W source of monochromatic light of wavelength 6600 A. What is the photoelectric current assuming 3% efficiency for photoelectric effect? Find the number of photons emitted per second by a 25 W source of monochromatic light of wavelength 6600 A. What is the photoelectric [...]
Will photoelectrons be emitted from a copper surface, of work function 4.4 eV, when illuminated by a visible light?
10
Sep
Will photoelectrons be emitted from a copper surface, of work function 4.4 eV, when illuminated by a visible light? of work function 4.4 eV when illuminated by a visible light? Will photoelectrons be emitted from a copper surface September 10, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A toy truck has dimensions as shown in figure and its width, normal to the plane of this paper, is d. The sun rays are incident on it as shown in the figure. If intensity of rays is l and all surfaces of truck are
10
Sep
A toy truck has dimensions as shown in figure and its width, normal to the plane of this paper, is d. The sun rays are incident on it as shown in the figure. If intensity of rays is l and all surfaces of truck are A toy truck has dimensions as shown in figure and [...]
In the path of a uniform light beam of large cross-sectional area and intensity I, a solid sphere of radius R which is perfectly reflecting is placed. Find the force exerted on this sphere due
10
Sep
In the path of a uniform light beam of large cross-sectional area and intensity I, a solid sphere of radius R which is perfectly reflecting is placed. Find the force exerted on this sphere due a solid sphere of radius R which is perfectly reflecting is placed. Find the force exerted on this sphere due [...]
A point source of light is placed at the centre of curvature of a hemispherical surface. The radius of curvature is r and the inner surface is completely reflecting. Find the force on the A point source of light is placed at the centre of curvature of a hemispherical surface. The radius of curvature is r and the inner surface is completely reflecting. Find the force on the
10
Sep
A point source of light is placed at the centre of curvature of a hemispherical surface. The radius of curvature is r and the inner surface is completely reflecting. Find the force on the A point source of light is placed at the centre of curvature of a hemispherical surface. The radius of curvature is [...]
An isotropic point source having radiation power P is located on the axis of an ideal mirror plate. The distance between the source and the plate exceeds the radius of the plate n-ford.
10
Sep
An isotropic point source having radiation power P is located on the axis of an ideal mirror plate. The distance between the source and the plate exceeds the radius of the plate n-ford. An isotropic point source having radiation power P is located on the axis of an ideal mirror plate. The distance between the [...]
Figure shows a small, plane strip of mass m suspended from a fixed support through a string. A continuous beam of monochromatic light is incident horizontally on the strip and is completely absorbed.
10
Sep
Figure shows a small, plane strip of mass m suspended from a fixed support through a string. A continuous beam of monochromatic light is incident horizontally on the strip and is completely absorbed. Figure shows a small plane strip of mass m suspended from a fixed support through a string. A continuous beam of monochromatic [...]
A plane light wave of intensity I falls on a plane mirror surface with reflection coefficient rho. The angle of incidence is theta. In terms of corpuscular theory, find the magnitude of the normal pressure
10
Sep
A plane light wave of intensity I falls on a plane mirror surface with reflection coefficient rho. The angle of incidence is theta. In terms of corpuscular theory, find the magnitude of the normal pressure A plane light wave of intensity I falls on a plane mirror surface with reflection coefficient rho. The angle of [...]