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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
- For the given incident ray as shown in the figrue,the condition of tot...
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- The critical angle of light passing from glass to air is minimum for
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- Which of the following phenomenon is used in optical fiber?
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- A glass prism of refractive index 1.5 is immersed in water (mu= 4//3)....
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- A,B and C in the diagram represent rays of light incident upon a face ...
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- Refractive index of water is 5//3. A light source is placed in water a...
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- A fish looking up through the water sees the outside world contained i...
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- A diver in swimming pool wants to signal his distress to a person lyin...
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- An equiconvex lens has focal length equal to the radius of curvautre.I...
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- What is the focal length of a double convex lens for which radius of c...
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- A lens behaves as a converging lens in air and diverging lens in wate...
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- The two surfaces of a convex lens are of same radius of curvature.It i...
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- The two surfaces of a convex lens are of same radius of curvature.It i...
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- A convex lens is placed in contact with a mirror as shown in figure. I...
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- For a given distance between an object and an image screen,magnificati...
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- An object is placed at a distance of f//2 from a convex lens .The imag...
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- A camera is focussed to take a cose up picture of an insect at a dista...
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- The graph drawn with object distance along abbscissa and image distanc...
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- Two plane -convex lenses,each having focal length of 0.4 m,are pressed...
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- A film projector magnifies a 100 cm^2 film strip on a screen.If the li...
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