Questions
A screen is placed at 80 cm from an object. The image of the object on the screen is formed by a convex lens at two different location separated by 20 cm. Focal length of lens is
detailed solution
Correct option is A
focal length by lens displacement method f= L2-d24L here L= 80 cm, d= 20 cmTalk to our academic expert!
Similar Questions
Image of the sun is formed by a binconvex lens of focal length f. The image is a circular patch of radius r and is formed on the focal plane of the lens. Choose the correct statement from the following
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