What is the wavelength, A diffraction grating is 2.40 cm

What is the wavelength

Reference no: EM13694134

Question: A diffraction grating is 2.40 cm wide and contains 2000 lines, when used with light of a certain wavelength; a third-order maximum is formed at an angle of 16.0°.

Part A- What is the wavelength (in nm)?

Please show me how work it out above question.

Reference no: EM13694134

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