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In a barber's shop, two plane mirrors are placed : (a) perpendicular to each other (b) parallel to each other (c) at an angle of 60∘ between them (d) at an angle of 45∘ between them. |
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Answer» In a barber's shop, two plane mirrors are placed : (a) perpendicular to each other (b) parallel to each other (c) at an angle of 60∘ between them (d) at an angle of 45∘ between them. |
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