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Earn 100
Draw the ray diagram for convex mirror producing real image.
Important Questions on Ray Optics and Optical Instruments
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Show that the maximum value of the angle of prism is twice its critical angle.
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What is dispersion? Define a physical quantity which depends only on the material of the prism for its dispersion. Obtain an expression for it.
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Write the phenomenon by which a bubble of air coming out through water in a glass vessel appears silvery to an observer.
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Distinguish between an astronomical telescope and a terrestrial telescope in terms of image formation.
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Write the phenomenon by which an empty test tube in a beaker of water illuminated from one side presents a silvery appearance.
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A thin glass prism produces an angle of deviation in air. How the angle of minimum deviation will change, if the prism is immersed in a liquid of refractive index
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Draw the working of Astronomical telescope with the help of ray diagram for normal adjustment.
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Describe the construction and working of an optical fibre. State its uses.
