An engraver uses a magnifying glass f 880 cm to examine, Ask an Expert

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An engraver uses a magnifying glass (f = 8.80 cm) to examine some work, as in the drawing. The image he sees is located 20.0 cm from his eye, which is his near point.

(a) What is the distance between the work and the magnifying glass? (b) What is the angular magnification of the magnifying glass?

(a) will be in centimeters and

(b) has no units. Thanks!

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