An illuminated object lies at a distance 1.0 m from a screen. A convex – InterviewSolution

1.	An illuminated object lies at a distance 1.0 m from a screen. A convex lens is used to form the image of the object on a screen placed at a distance 75 cm from the lens. Find : 1) the focal length of lens 2) the magnification.
Answer» An illuminated object lies at a distance 1.0 m from a screen. A convex lens is used to form the image of the object on a screen placed at a distance 75 cm from the lens. Find : 1) the focal length of lens 2) the magnification.

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