Asked by  | 6th Jun, 2008, 08:04: PM

Expert Answer:

they do not recombine because they travelled with the different speed and therfore covers different distance and also they are  dispersed with different angles hence they do not recombine. although if an inverted prism placed near the first prism it light will recombine and form white light again.

Answered by  | 9th Jun, 2008, 11:24: AM

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