Q7 of 38 Page 79

A beam of light is incident through the holes on side A and emerges out of the holes on the other face of the box as shown in the Figure 10.4. Which of the following could be inside the box?

Since a convex lens can converge the light rays at a point and emerged at point B. So, the convex lens is inside the box.

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Beams of light are incident through the holes A and B and emerge out of box through the holes C and D respectively as shown in the Figure10.3. Which of the following could be inside the box?

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Magnification produced by a rear view mirror fitted in vehicles