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diff --git a/1511/CH2/EX2.6/ex2_6.sce b/1511/CH2/EX2.6/ex2_6.sce
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+// Example 2.6 page no-48
+clear
+clc
+
+//(a)
+V=21.5 //Volts
+e=1.6*10^-19 //C
+m=9.1*10^-31 //kg
+v=sqrt(2*e*V/m)
+lambda=12400/V //A°
+printf("\n(a)\nVelocity, v=%.2f*10^6 m/sec\nWavelength of Radiation, Lambda=%.1f",v/10^6,ceil(lambda))
+//(b)
+c=3*10^8 //m/sec
+f=c/(lambda*10^-10)
+printf("\n(b)\nFrequency of Radiation, f=%.1f*10^15 Hz",f/10^15)