What distance from the object should the lens be placed

Reference no: EM13975889

You need to use a 21-cm-focal-length lens to produce an inverted image one third the height of an object. At what distance from the object should the lens be placed? Express your answer to two significant figures and include the appropriate units.

Reference no: EM13975889

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What distance from the object should the lens be placed : You need to use a 21-cm-focal-length lens to produce an inverted image one third the height of an object. At what distance from the object should the lens be placed? Express your answer to two significant figures and include the appropriate units.

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