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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
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+// Example 7.1 //WAVELENGTH
+clc;
+clear;
+close;
+E=1.35//energy gap in electron-volt
+e=1.6*10^-19;//elecronic charge
+C=3*10^8;//Speed of light in meter per second
+ht=6.63*10^-34;//plank constt.
+h=((ht*C)/(E*e))*10^6;//Wavelength
+disp(h,"wavelength in micro meter")