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Physics, 05.05.2020 01:54 yolo1430

The experiment set-up shown in the picture has a light-proof box with a small hole on one side. What will be the shape of the image
of the arrow on the opposite wall?

USA Test Prep B)⇩︎

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The experiment set-up shown in the picture has a light-proof box with a small hole on one side. What...
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