diff options
Diffstat (limited to '3875/CH5/EX5.8')
| -rw-r--r-- | 3875/CH5/EX5.8/5_8.txt | 1 | ||||
| -rw-r--r-- | 3875/CH5/EX5.8/Ex5_8.sce | 13 |
2 files changed, 14 insertions, 0 deletions
diff --git a/3875/CH5/EX5.8/5_8.txt b/3875/CH5/EX5.8/5_8.txt new file mode 100644 index 000000000..74359a5a7 --- /dev/null +++ b/3875/CH5/EX5.8/5_8.txt @@ -0,0 +1 @@ + Minimum grating width required = 4.2 cm
\ No newline at end of file diff --git a/3875/CH5/EX5.8/Ex5_8.sce b/3875/CH5/EX5.8/Ex5_8.sce new file mode 100644 index 000000000..66836c9ef --- /dev/null +++ b/3875/CH5/EX5.8/Ex5_8.sce @@ -0,0 +1,13 @@ +clc;
+clear;
+theta=10 //angle in degree
+d_theta=3 //angle in degree
+d_lambda=5*10^-9 //wavelength in cm
+k=2
+
+//calculation
+lambda=(sind(theta)*d_lambda)/(cosd(theta)*(d_theta/(60*60))*(%pi/180)) // wavelength in cm
+N=lambda/(d_lambda*k) //number of lines
+Ne = (N*k*lambda)/sind(theta)
+
+printf("Minimum grating width required = %1.1f cm",Ne)
|