By holding a magnifying glass 25 cm from your desk lamp, you can focus an image of
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By holding a magnifying glass 25 cm from your desk lamp, you can focus an image of the lamp’s bulb on a wall 1.6 m from the lamp. What’s the focal length of your magnifying glass?
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To determine The focal length of the magnifying glass The focal length of the magni...View the full answer
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