A grating has 16000 per inch over a length of 5 inches. What will be t – McqOptions

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1.	A grating has 16000 per inch over a length of 5 inches. What will be the smallest wavelength difference for a light of wavelength 6000 Å?
A.	0.01 Å
B.	0.02 Å
C.	0.03 Å
D.	0.04 Å
Answer» D.

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