Physics
A beam of monochromatic light is refracted from vacuum into a medium of refractive index 1.5, the wavelength of refracted light will be.
12
Aug
A beam of monochromatic light is refracted from vacuum into a medium of refractive index 1.5, the wavelength of refracted light will be. A beam of monochromatic light is refracted from vacuum into a medium of refractive index 1.5 the wavelength of refracted light will be. August 12, 2020 Category: Chapter 32 - Ray Optics [...]
Time taken by sunlight to pass through a window of thickness 4mm whose refractive index is 32, is
12
Aug
Time taken by sunlight to pass through a window of thickness 4mm whose refractive index is 32, is is Time taken by sunlight to pass through a window of thickness 4mm whose refractive index is 32 August 12, 2020 Category: Chapter 32 - Ray Optics , NEET Last 32 Years Solved 1988 - 2019 Physics [...]
One face of a rectangular glass plate 6cm thick is silvered , an object held 8cm in front of the first face from an image 12cm behind the silvered face. The refractive index of the glass is
12
Aug
One face of a rectangular glass plate 6cm thick is silvered , an object held 8cm in front of the first face from an image 12cm behind the silvered face. The refractive index of the glass is an object held 8cm in front of the first face from an image 12cm behind the silvered face. [...]
A transparent cube contains a small air bubble. Its apparent distance is 2 cm when seen through other facel. If the refractive index of the material of the cube is 1.5, the real length of the edge of cube must be
12
Aug
A transparent cube contains a small air bubble. Its apparent distance is 2 cm when seen through other facel. If the refractive index of the material of the cube is 1.5, the real length of the edge of cube must be A transparent cube contains a small air bubble. Its apparent distance is 2 cm [...]
A beam of light composed of red and green ray is incident obliquely at a point on the face of rectangular glass slab. When coming out on the opposite parallel face, the red and green ray emerge form
12
Aug
A beam of light composed of red and green ray is incident obliquely at a point on the face of rectangular glass slab. When coming out on the opposite parallel face, the red and green ray emerge form A beam of light composed of red and green ray is incident obliquely at a point on [...]
A point source of light is placed 4m below the surface of a liquid of refractive index 5/3. The minimum diameter of a disc, which should be placed over the source, on the surface of the liquid to cut off all light out of water, is
12
Aug
A point source of light is placed 4m below the surface of a liquid of refractive index 5/3. The minimum diameter of a disc, which should be placed over the source, on the surface of the liquid to cut off all light out of water, is A point source of light is placed 4m below [...]
Light enters at an angle of incidence in a transparent rod of refractive index n. For what value of the refractive index of the material of the rod the light once entered into it will not leave it through its lateral face whatsoever be the value of angle of incidence.
12
Aug
Light enters at an angle of incidence in a transparent rod of refractive index n. For what value of the refractive index of the material of the rod the light once entered into it will not leave it through its lateral face whatsoever be the value of angle of incidence. Rainbows are formed by August [...]
Rainbows are formed by
12
Aug
Rainbows are formed by Rainbows are formed by August 12, 2020 Category: Chapter 32 - Ray Optics , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
Transmission of light in opital fiber is due to
12
Aug
Transmission of light in opital fiber is due to Transmission of light in opital fiber is due to August 12, 2020 Category: Chapter 32 - Ray Optics , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
For a given incident ray as shown in Fig., the condition of total internal reflection of ray will be satisfied if the refractive index of the block will be.
12
Aug
For a given incident ray as shown in Fig., the condition of total internal reflection of ray will be satisfied if the refractive index of the block will be. For a given incident ray as shown in Fig. the condition of total internal reflection of ray will be satisfied if the refractive index of the [...]