Find what is the focal length of the lens

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Reference no: EM13664864

An object is 20.0 centimeter from a converging lens, and the image falls on a screen. When the object is moved 4.00 centimeter closer to the lens, the screen must be moved 2.70 centimeter farther away from the lens to register a focused image. Evaluate what is the focal length of the lens.

Reference no: EM13664864

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