Physics-
General
Easy
Question
Consider the situation in the figure. The bottom of the pot is a reflecting plane mirror, S is a small fish, and T is a human eye. Refractive index of water is m. At what distance from itself will the fish see the image of the eye by direct observation?
The correct answer is:
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A point object O is placed in front of a concave mirror of focal length 10 cm. A glass slab of refractive index m = 3/ 2 and thicikness 6 cm is inserted between the object and mirror. Find the position of the final image when the distance x shown in figure is 20cm
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A ray of light travelling in air is incident at a grazing angle on a large transparent slab of thickness . The point of incidence is the origin. The medium has a variable refractive index(y) given by Where y is in m and
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A ray of light travelling in air is incident at a grazing angle on a large transparent slab of thickness . The point of incidence is the origin. The medium has a variable refractive index(y) given by Where y is in m and
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