Find what object distance should be used

Reference no: EM13517635

It is desired to project an image of an object four times actual size with a lens of focal length 20 cm. What object distance should be used?

Reference no: EM13517635

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Find what object distance should be used : It is desired to project an image of an object four times actual size with a lens of focal length 20 cm. What object distance should be used

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