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How will use two identical glass prisms so that a narrow beam of white light incident on one prism emerges out of the second prism as white light ?Draw and label the ray diagram. |
Answer» Solution :We use two IDENTICAL prisms `P_(1)` and `P_(2)` and PLACE them in mutually opposite directions so that a narrow BEAM of white light incident on first prize `P_(1)` emerges out of the second prism `P_(2)` as a beam of white light the labelled ray diagram has been DRAWN here.
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