Question

λ (nm)	633
L (mm)	180mm
h0 (mm)	100mm
h1 (mm)	200mm
ϴ0 (°)	29.1°
ϴ1 (°)	48.01°
d (mm)	?
Calculated Line Density n (Lines/mm) ?

Help me solve for question marks.

Answer the questions using the data table as a reference

1. How similar is the CD’s groove number in Data Table 3 to the typical value of 625? What factors would affect any discrepancies?

2. How do the interference patterns produced by a CD and diffraction grating compare? Explain similarities, differences, and causes in your answer.

Answer 1