2. What makes things visible to us? Why cannot we see your book which is placed bracket (a) behind a wooden screen, and (b) in a dark room.
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What makes things visible to us? Why cannot we see your book which is placed bracket (a) behind a wooden screen, and (b) in a dark room.
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Why cannot we see a book which is placed (a) behind a wooden screen, and (b) in a dark room? Solution: Light makes things visible to us. ... Thus, due to no reflection, the book is not visible.
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