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Two plane mirrors are inclined at angle 40° between them. Number of images seen of a tiny object kept between them is(A) Only 8(B) Only 9(C) 8 or 9(D) 9 or 10 cm. |
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Answer» Answer: (360/Theta)-1.. We have to use the formula Explanation: Here Theta=40 degrees Therefore SUBSTITUTING it we get, (360/40)-1 9-1 |
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