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Optics
A small object is placed 20 cm in front of a block of glass 10 cm thick and its farther side silvered.The image is formed 22 cm behind the silvered face.Find refractive index of glass.
options are :
(1) 1.15
(2) 1.25
(3) 1.67
(4) 1.1
options are :
(1) 1.15
(2) 1.25
(3) 1.67
(4) 1.1
Optics
Explain the basic principle of holography. Describe the production of a hologram
Optics
How does Fraunhoffer diffraction pattern due to a single slit differ from that of a circular
aperture?
aperture?
Optics
Discuss, with necessary theory, how is double slit interference pattern affected when a
thin glass plate is introduced in the path of one of the interfering beams?
thin glass plate is introduced in the path of one of the interfering beams?
Optics
Starting from Maxwell’s field equations in free space, derive wave equation
Optics
what is difference between bifocal lens and double focal lens?
Optics
The refractive index of glass with respect to water is 3/2 and the refractive index of water with respect to air is 4/3.Then what will be the refractive index of water with respect to glass?
Optics
How to relate a phase diffrence and path diffrence
Optics
when angle of incidence is equal to the brewster's angle, the reflected and refracted rays are perpendicular to each other. show it mathematically.
Optics
a fish looking out fm nderwater sees the outside world through a circlar horizon. if the fish is root7 cm below the surace of water what will be the radius of circular horizon??
