Physics, 29.06.2019 17:10, cutybrain6054

Abeam of light consisting of wavelengths from 470 nm to 645 nm is directed perpendicularly onto a diffraction grating with 140 lines/mm. (a) what is the lowest order that is overlapped by another order? (b) what is the highest order for which the complete wavelength range of the beam is present? in that highest order, at what angle does the light at wavelength (c) 470 nm and (d) 645 nm appear? (e) what is the greatest angle at which the light at wavelength 470 nm appears? units no units units no units v unitsto (degrees) (a) number [3 (b) numbert4 (c) number tt37.70 (d) number[51.7 (e) numbertt51.7 click if you would like to show work for this question:

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Abeam of light consisting of wavelengths from 470 nm to 645 nm is directed perpendicularly onto a di...