A slide projector has a lens whose focal length is 15 cm. If the “slide” has a size of 5cm x 5cm and it should appear wh

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answerhappygod
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A slide projector has a lens whose focal length is 15 cm. If the “slide” has a size of 5cm x 5cm and it should appear wh

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A slide projector has a lens whose focal length is 15 cm. If the “slide” has a size of 5cm x 5cm and it should appear when it is projected with a size of 1m x 1m. Calculate how far from the lens the screen should be placed. Show all calculations
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