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diff --git a/3014/CH3/EX3.16/Ex3_16.sce b/3014/CH3/EX3.16/Ex3_16.sce
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+
+ clc
+//given that
+E_eV = 510 // Energy of gamma ray in keV
+lambda = 2 //wavelength in angstrom
+h = 6.63e-34 // Planks constant
+m_e = 9.1e-31 // mass of electron in kg
+c = 3e8 // speed of light in m/sec
+theta = 90 // scattering angle in degree
+printf("Example 3.16")
+E_j = E_eV*1e3*1.6e-19 // Energy of gamma ray in Joule
+lambda = h*c*1e10/E_j // Calculation of wavelength in angstrom
+
+d_lambda= h*(1-cos(theta*%pi/180))*1e10/(m_e*c) // calculation of wavelength shift in angstrom
+lambda_n = lambda+d_lambda // Calculation of recoiled electron wavelength
+printf("\nWavelength of scattered radiation is %f Angstrom \n\n\n",lambda_n)
+