1.

(a) Assuming that Eq. holds, find how last you would have to go through a red light to have it appear green. Take 620 nm as the wavelength of red light and 540 nm as the eavelength of green light. (b) What would the emission wavelength be if you went twice that speed?

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ANSWER :(a) 0.137c; (B) 468 NM


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