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

A telescope is used to resolve two stars separated by 4.6 * 10^-6 rad. If the wavelength of light used is 5460 A, what should be the aperature of the objective of the telescope? A telescope is used to resolve two stars separated by 4.6 * 10^-6 rad. If the wavelength of light used is [...]

Two parallel pillars are 11 km away from an observer. Find the minimum distance between the pillars so that they can be seen separately. Two parallel pillars are 11 km away from an observer. Find the minimum distance between the pillars so that they can be seen separately. October 11, 2020 Category: Uncategorised (JEE Advanced [...]

Calculate the distance that a beam of light of wavelength 500 nm can travel without significant broadening, if the diffracting aperture is 3 mm wide. Calculate the distance that a beam of light of wavelength 500 nm can travel without significant broadening if the diffracting apereture is 3 mm wide. October 11, 2020 Category: Uncategorised [...]

Parallel light of wavelength 5000 A falls normally on a single slit. The central maximum spreads out to 30 on either side of the incident light. Find the width of the slit. For what width Parallel light of wavelength 5000 A falls normally on a single slit. The central maximum spreads out to 30 on [...]

Monochromatic light passes through a slit whose width is 0.050 mm. At what angle will the third minimum be seen and what is the width of the central maximum on a screen located Monochromatic light passes through a slit whose width is 0.050 mm. At what angle will the third minimum be seen and what [...]

Microwaves of frequency 12000 MHz are incident normally on a rectangular slit of width 10 cm. Calculate angular spread of the central maximum of the diffraction pattern of the slit. Microwaves of frequency 12000 MHz are incident normally on a rectangular slit of width 10 cm. Calculate angular spread of the central maximum of the [...]

Light of wavelength 5900 A falls normally on a slit of width 11.8 * 10^-5 cm and the resulting Fraunhofer diffraction is received on a screen. Calculate the angular position of the Light of wavelength 5900 A falls normally on a slit of width 11.8 * 10^-5 cm and the resulting Fraunhofer diffraction is received [...]

A slit of width 0.15 cm is illuminated by light of wavelength 5 * 10^-7m and a diffraction pattern is obtained on a screen 21 m away. Calculate the width of the central maxima. A slit of width 0.15 cm is illuminated by light of wavelength 5 * 10^-7m and a diffraction pattern is obtained [...]

A Young’s double slit interference arrangement with slits S1 and S2 is immersed in water (refractive index = 4/3) as shown in figure. The positions of maxima on the surface of water A Young's double slit interference arrangement with slits S1 and S2 is immersed in water (refractive index = 4/3) as shown in figure. [...]

The question given in this section contains statements given in two columns, which have to be matched. 1. Column 1 shows four situations of standard Young’s double-slit arrangement The question given in this section contains statements given in two columns which have to be matched. 1. Column 1 shows four situations of standard Young's double-slit [...]