Question

➡A biconvex lens is formed with two thin plane convex lenses . R I of first lens is 1.5, and that of second lens is 1.2 . Both the curves surface are of the same radius of curvature R= 14cm .For this bi convex lens for an object at distance of 40 cm, the image distance will be__

a) -280.0cm

b) 40.0cm

c) 21.5cm

d) 13.3 cm​

Answer 1

HEY THERE_!

➡Answer: 40.0cm

(refer attachment)

Answer 2

Answer:

Option b) 40.0 cm

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