1 files changed, 19 insertions, 0 deletions
diff --git a/2855/CH1/EX1.16/Ex1_16.sce b/2855/CH1/EX1.16/Ex1_16.sce
new file mode 100755
index 000000000..6923f701f
--- /dev/null
+++ b/2855/CH1/EX1.16/Ex1_16.sce
@@ -0,0 +1,19 @@
+
+//page no. 31
+//Example no 1-16
+clc;
+clear;
+disp('Solution (i) is ');
+l=670//in nm
+h=6.63*10^-34;  // plank constant in J/s
+c=3*10^17//speed of light in nm/sec
+Ek=0.75//In eV
+phi=(h*c/l)/(1.6*10^-19) -Ek;
+phi=round(phi*10)/10;           //round to 1 decimal point
+printf("\n Characteristic of material = %0.1f eV\n",phi);//result
+disp('Solution (ii) is ');
+fc=phi*1.6*10^-19/h*10^-12;// frequency in THz//result
+fc=round(fc);
+printf("\n Cuttoff frequency is = %0.0f THz\n",fc);//result
+lc=c/(fc*10^12);       //in nm
+printf("\n Cuttoff wavelength is = %0.0f nm\n",lc);//result