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An object 5.0 cm in length is placed at a distance of 20 cm in front of a convex mirror of radius of curgature 30 cm. Find the position of the image, its nature and size. |
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Answer» Solution :`h_(1)=-5CM, U--20cm, R=30cm` `v=?,h_(2)=?` `f=R/2=30/2=15cm` `1/f=1/v+1/u` `v=(UF)/(u-f)=(-300)/(-35)` `v=60/7=8.57cm` `m=(h_(2))/(h_(1))=-v/u` `h_(2)=15/7=2.14cm` |
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