1 files changed, 14 insertions, 0 deletions
diff --git a/1061/CH8/EX8.27/Ex8_27.sce b/1061/CH8/EX8.27/Ex8_27.sce
new file mode 100755
index 000000000..9f10dc088
--- /dev/null
+++ b/1061/CH8/EX8.27/Ex8_27.sce
@@ -0,0 +1,14 @@
+//Ex:8.27
+clc;
+clear;
+close;
+c=3*10^8;// speed of light in m/s
+n=3.6;// for GaAs
+df=278*10^9;// separation in Hz
+y=0.87*10^-6;// wavelength in m
+L=c/(2*n*df);// cavity length in m
+l=L*10^6;// cavity length in um
+L1=floor(l)*10^-6;// cavity length in m
+q=(2*n*L1)/y;// number of longitudinal modes
+printf("The cavity length =%d um", l);
+printf("\n The number of longitudinal modes =%d", q);
+\ No newline at end of file