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Physics Ray Optics and Optical Instruments

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Physics Ray Optics and Optical Instruments Class 12th

An observer can see through a small hole on the side of a jar (radius 15 cm) at a point at height of 15 cm from the bottom (see figure). The hole is at a height of 45 cm. When the jar is filled with a liquid up to a height of 30 cm the same observer can see the edge at the bottom of the jar. If the refractive index of the liquid is N/100, where N is an integer, the value of N is
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alok kumar singh

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Kindly go through the solution

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Physics Ray Optics and Optical Instruments Class 12th

A slanted object AB is placed on one side of a convex lens as shown in the diagram. The image is formed on the opposite side. Angle made by the image with the principal axis is :

 
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