A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰, a ray is…
6 years ago
Ray Optics
The limiting angle of incidence for an optical ray that can be transmitted
The limiting angle of incidence for an optical ray that can be transmitted by an equilateral prism of refractive index…
6 years ago
A parallel beam of light of wavelength λ is incident normally on a narrow slit
A parallel beam of light of wavelength λ is incident normally on a narrow slit. A diffraction pattern is formed…
6 years ago
In Young’s double slit experiment the distance between the slits and the screen
In Young's double slit experiment the distance between the slits and the screen is doubled. The separation between the slits…
6 years ago
A person wants a real image of his own, 3 times enlarged. Where should he stand
A person wants a real image of his own, 3 times enlarged. Where should he stand in front of a…
6 years ago
Calculate the focal length of a reading glass of a person, if the distance
Calculate the focal length of a reading glass of a person, if the distance of distinct vision is 75 cm…
6 years ago
Dispersion of light is caused due to
Dispersion of light is caused due to Options (a) intensity of light (b) density of medium (c) wavelength (d) None…
6 years ago
A lens having focal length f and aperture of diameter d forms an image of intensity I
A lens having focal length f and aperture of diameter d forms an image of intensity I. Aperature of diameter…
6 years ago
The periodic waves of intensities I₁ and I₂ pass through a region at the same time
The periodic waves of intensities I₁ and I₂ pass through a region at the same time in the same direction.…
6 years ago
The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights
The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights, respectively. Which of the…
6 years ago