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 figure. Which of the following could be inside the box? *
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Since lateral displacement is taking place in the parallel rays, a rectangular glass slab could be inside the box. Lateral displacement is the distance by which the incident light has been displaced after bending through the glass slab.
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Lateral displacement is the distance by which the incident light has been displaced after bending through the device. Among the options, only glass slab has the property of laterally shifting an incident ray of light.
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