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Boojho planned an activity to observe an object A through pipes as shown in figure, so that he could see objects which he could not directly see. - Science

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Question

Boojho planned an activity to observe an object A through pipes as shown in figure, so that he could see objects which he could not directly see.

  1. How many mirrors should he use to see the objects?
  2. Indicate the positions of the mirrors in the figure.
  3. What must be the angle with respect to the incident light at which he should place the mirrors?
  4. Indicate the direction of rays in the figure.
  5. If any of the mirrors is removed, will he be able to see the objects?
Answer in Brief

Solution

  1. Three

  2. 45°

  3. No, he will not be able to see the objects.
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Chapter 16: Light - Long Answer Questions [Page 95]

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NCERT Exemplar Science [English] Class 8
Chapter 16 Light
Long Answer Questions | Q 20. | Page 95
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