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  • Which of the following lenses would you prefer to use while reading small letters found in a dictionary?(a) A convex lens of focal length 50 cm. (b) A concave lens of focal length 50 cm.

Q 6.     Which of the following lenses would you prefer to use while reading small letters found in a dictionary?
                    (a) A convex lens of focal length 50 cm.
                    (b) A concave lens of focal length 50 cm.
                    (c) A convex lens of focal length 5 cm.
                    (d) A concave lens of focal length 5 cm.

Answers (1)

best_answer

I would prefer to use a convex lens of focal length 5 cm while reading small letters found in a dictionary because a convex lens gives magnified image if the object is in between focus and radius of curvature and the magnification will be higher for shorter focal length

(c) is the correct answer.

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Sayak

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