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Solution


Q.

As shown in the figure, a plane mirror is fixed at a height of 50 cm from the bottom of a tank containing water (μ=43). The height of water in the tank is 8 cm. A small bulb is placed at the bottom of the water tank. The distance of image of the bulb formed by mirror from the bottom of the tank is _________ cm.              [2023]

Ans.

(98)

Apparent depth of O=dμ=6

Distance between O and I2=48+50=98 cm