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Q. |
When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is - |
A. | the violet ray |
B. | the red ray |
C. | the green ray |
D. | the blue ray |
Answer» B. the red ray | |
Explanation: Red is deviated the least and violet the most. |
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