Chapter 16 – Waves
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A telescope has an objective lens of focal length 200 cm and an eyepiece with focal length 2 cm. It is used to see a 50 m tall building at a distance of 2 km. What is the height of the image of building formed by the objective lens?
27
Oct
A telescope has an objective lens of focal length 200 cm and an eyepiece with focal length 2 cm. It is used to see a 50 m tall building at a distance of 2 km. What is the height of the image of building formed by the objective lens? respectively What should be the maximum [...]
In an experiment to find focal length of a concave mirror, a graph is drawn between the magnitudes of (u) and (v). The graph looks like.
27
Oct
In an experiment to find focal length of a concave mirror, a graph is drawn between the magnitudes of (u) and (v). The graph looks like. a graph is drawn between the magnitudes of (u) and (v). The graph looks like. In an experiment to find focal length of a concave mirror October 27, 2020 [...]
A good photographic print is obtained by an exposure of 2 second at a distance of 1 m from the lamp. How much time will be required to get equally good result at a distance 2 m from the same lamp?
27
Oct
A good photographic print is obtained by an exposure of 2 second at a distance of 1 m from the lamp. How much time will be required to get equally good result at a distance 2 m from the same lamp? A good photographic print is obtained by an exposure of 2 second at a [...]
Relation between critical angle of water and the glass is :
27
Oct
Relation between critical angle of water and the glass is : Relation between critical angle of water and the glass is : October 27, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 16 - Waves , Chapter 28 - Electromagnetic Waves , Physics ,
If the luminous intensity of a bulb in a given direction is 100 candela, then total luminous flux emitted from the bulb, is
27
Oct
If the luminous intensity of a bulb in a given direction is 100 candela, then total luminous flux emitted from the bulb, is If the luminous intensity of a bulb in a given direction is 100 candela is then total luminous flux emitted from the bulb October 27, 2020 Category: AIIMS Last 24 Years Solved [...]
A convex lens is placed in a medium in which it behaves like a glass plate. The refractive index of the medium, will be
27
Oct
A convex lens is placed in a medium in which it behaves like a glass plate. The refractive index of the medium, will be A convex lens is placed in a medium in which it behaves like a glass plate. The refractive index of the medium will be October 27, 2020 Category: AIIMS Last 24 [...]
If two mirrors are kept at 60 degree to each other and a body is placed in the middle, then total number of images formed is
27
Oct
If two mirrors are kept at 60 degree to each other and a body is placed in the middle, then total number of images formed is If two mirrors are kept at 60 degree to each other and a body is placed in the middle then total number of images formed is October 27, 2020 [...]
The objectives with large apertures are used in telescopes for
23
Oct
The objectives with large apertures are used in telescopes for The objectives with large apertures are used in telescopes for October 23, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 16 - Waves , Chapter 28 - Electromagnetic Waves , Physics ,
Chromatic aberration of lens can be corrected by a)Providing different suitable curvature of its two surfaces b) Proper polishing of its two surfaces c)Suitably combining it with another lens d)reducing its aperture
23
Oct
Chromatic aberration of lens can be corrected by a)Providing different suitable curvature of its two surfaces b) Proper polishing of its two surfaces c)Suitably combining it with another lens d)reducing its aperture a-convex-lens-of-focal-length-40-cm-is-in-contact-with-a-concave-lens-of-focal-length-25-cm-the-power-of-the-combination-is-duplicate-1 October 23, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 16 - Waves [...]
A convex lens of focal length 40 cm is in contact with a concave lens of focal length 25 cm. The power of the combination is
23
Oct
A convex lens of focal length 40 cm is in contact with a concave lens of focal length 25 cm. The power of the combination is A convex lens of focal length 40 cm is in contact with a concave lens of focal length 25 cm. The power of the combination is October 23, 2020 [...]