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How will you use two identical prisms so that a narrow beam of white light incident

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+2 votes
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asked Jun 10, 2017 in Physics by Kundan kumar (49,132 points) ● 34 ● 382 ● 1022
How will you use two identical prisms so that a narrow beam of white light incident on one prism emerges out of the second prism as white light? Draw the diagram.

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+2 votes
answered Jun 10, 2017 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 21
edited Jan 30, 2018 by faiz
 
Best answer

By using two identical prisms, one placed inverted with respect to the other we get a narrow beam of white light incident on one prism emerges out of the second prism as white light.

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