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+// Chapter 10 example 3
+//------------------------------------------------------------------------------
+clc;
+clear;
+Vr = 150
+c  = 3*10^8
+df1= 10^6;
+// Given data
+// fd   = (2*Vr)/lamda  = (2*Vr*f)/c
+// for 'Vr' and 'c' as constant(for a given radial velocity,Vr is constant)
+// fd   = K.f where 'f' is the operating frequency and K = (2*Vr)/c
+// Therefore df = ± 1 Mhz around the center frequency
+k = (2*Vr)/c
+df_d = df1*k
+
+// Output
+mprintf('Doppler shift due to carrier frequency sweep = ±%d Hz',df_d);
+//------------------------------------------------------------------------------