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A motor car is fitted with a convex driving mirror of focal length 20 cm. A second motor car 2.01 m broad and 1.005m high is 40 m behind the first car. The size of the image of the second car seen in the mirror of the first, is.
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Correct option is B
f = 20cm, u = -4000cm. Using , 1v+1u =1fwe get .v=4000201cm Also m= IO=vu=4000201×14000=1201 Size of the image =1201 (size of object)Similar Questions
The distance of a real object from the focus of a convex mirror of radius of curvature ‘a’ is ‘b’. Then the distance of the image from the focus is
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