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JEE Main 202311 AprilEvening Shift
Exam
JEE Main
Year
2023
Date
11 April
Shift
Evening Shift
Subject
Physics
Chapter
Ray Optics

JEE Main 2023 · 11 April · Evening Shift · Physics · Ray Optics

As shown in the figure, a plane mirror is fixed at a height of 50cm...

As shown in the figure, a plane mirror is fixed at a height of 50cm50cm from the bottom of tank containing water \left(\mu = \dfrac{4}{3}\right).Theheightofwaterinthetankis. The height of water in the tank is8cm. 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.
As shown in the figure, a plane mirror is fixed at a height of 50cm from the bottom of tank containing water (μ =

Correct answer

0

Step-by-step solution

The data given is

d=8cmμ=43d = 8cm\mu = \dfrac{4}{3}

Apparent depth is

h′=dμ=843=6cm{h}^{'} = \dfrac{d}{\mu} = \dfrac{8}{\dfrac{4}{3}} = 6cm
Distance of object from mirror =42+6=48m= 42 + 6 = 48m
Distance of image from bottom of tank =48+50=98m= 48 + 50 = 98m

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