Obtain how far away from the lens is the object

Reference no: EM13672405

An image of a 5 centimeter tall object is formed on a screen 20 centimeter away from a thin lens. The image is 2 centimeter along, is the image upright or inverted? Obtain how far away from the lens is the object? Find what is the focal length of the lens?

Reference no: EM13672405

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