Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Two slits spaced 0.25 mm apart are placed 0.75 m from a screen and illuminated by coherent light with a wavelength of 650 nm. The intensity at the center of the central maximum (theta = 0) is I0. Two slits spaced 0.25 mm apart are placed 0.75 m from a screen and illuminated by coherent [...]

A thin uniform film of refractive index 1.75 is placed on a sheet of glass of refractive index 1.5. At room temperature (20 C), this film is just thick enough for light with wavelength 600nm A thin uniform film of refractive index 1.75 is placed on a sheet of glass of refractive index 1.5. At [...]

Intensity observed in an interference pattern is I = I0 sin^2 theta At theta = 30, intensity I = 5 +- 0.002. The percentage error in angle is intensity I = 5 +- 0.002. The percentage error in angle is Intensity observed in an interference pattern is I = I0 sin^2 theta At theta = [...]

In Young’s double-slit experiment set up, source S of wavelength 50 nm illuminates two slits S1 and S2 which act as two coherent sources. The source S oscillates about its own In Young's double-slit experiment set up source S of wavelength 50 nm illuminates two slits S1 and S2 which act as two coherent sources. [...]

A long horizontal slit is placed 1 mm above a horizontal plane mirror. The interference between the light coming directly from the slit and that after reflection is seen on a screen A long horizontal slit is placed 1 mm above a horizontal plane mirror. The interference between the light coming directly from the slit [...]

High-quality camera lenses are often coated to prevent reflection. A lens has an optical index of refraction of 1.72 and a coating with an optical index of refraction 1.31. For near normal High-quality camera lenses are often coated to prevent reflection. A lens has an optical index of refraction of 1.72 and a coating with [...]

Young’s double-slit experiment is carried with two thin sheets of thickness 10.4 mu m each and refractive index mu 1 = 1,52 and mu 2 = 1.40 covering the slits S1 and S2, respectively. 52 and mu 2 = 1.40 covering the slits S1 and S2 respectively Young's double-slit experiment is carried with two thin [...]

In YDSE, when a glass plate of refractive index 1.5 and thickness t is placed in the path of one of the interfering beams (wavelength lemda), intensity at the position where central In YDSE intensity at the position where central when a glass plate of refractive index 1.5 and thickness t is placed in the [...]

In Young’s double-slit experiment using monochromatic light of wavelength lemda, the fringe pattern shifts by a certain distance on the screen when a mica sheet of refractive index 1.6 and thickness 2.0 mu m In Young's double-slit experiment using monochromatic light of wavelength lemda the fringe pattern shifts by a certain distance on the screen [...]

A certain region of a soap bubble reflects red light of vacuum wavelength lemda = 650 nm. What is the minimum thickness that this region of the soap bubble could have? Take the index A certain region of a soap bubble reflects red light of vacuum wavelength lemda = 650 nm. What is the minimum [...]