Class 10 > Science

Question

A security mirror used in a big showroom has radius of curvature 5 m. If a customer is standing at a distance of 20 m from the cash counter, find the position, nature and size of the image formed in the security mirror
Medium

Solution

Given, R=5 m, f =5/2 m, u=-20 m and V= ? 2. Hence, on applying the values, 2/R = 1/V +1/u 1/V = 9/20 V=2.8m Nature of the image: Erect, virtual, small and diminished.

Was this answer helpful? 0 0