Question

IP An object is located to the left of a concave lens whose focal length is...

IP An object is located to the left of a concave lens whose focal length is -39 cm . The magnification produced by the lens is m1 = 0.36. To decrease the magnification to m2 = 0.27, should the object be moved closer to the lens or farther away? Calculate the distance through which the object should be moved.

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