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A diffraction grating is 2.20 cm wide and contains 2800 lines, When used with light of a certain wavelength, a third-ord

Posted: Fri May 06, 2022 1:04 pm
by answerhappygod
A diffraction grating is 2.20 cm wide and contains 2800 lines,
When used with light of a certain wavelength, a third-order maximum
is formed at an angle of 24.0°. What is the wavelength (in
nm)?