Author Question: What is the highest order (m value) maximum for wavelength 450 nm that can be obtained with a ... (Read 97 times)

fox · **on:** Jul 28, 2018

What is the highest order (m value) maximum for wavelength 450 nm that can be obtained with a grating with 300 lines per mm?
a. 8
c. 7
b. 3
d. 4

Question 2

A diffraction grating with 10,000 lines/cm will exhibit the first order (m = 1) maximum for light of wavelength 264 nm at what angle? (1 nm = 10-9 m)
a. 15.3
c. 0.51
b. 0.62
d. 31