Light of wavelength 480 nm falls on a slit of width 3.5 µm.What is the relative intensity (that is, the value of I/Im) of the diffraction pattern at an angle of 18°?
A) 2.4 x 10-4
B) 1.7 x 10-3
C) 1.1 x 10-2
D) 1.0 x 10-1
E) 1.0
Correct Answer:
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