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+// Exa 7.3
+format('v',7);clc;clear;close;
+// Given data
+subdivision = 1/5;//sub division in units
+positivepeak = 2.6;//positive peak in units
+Vpp = positivepeak + positivepeak;//peak to peak in divisions
+verticalattenuation = 2;//vertical attenuation in mV/div
+verticalattenuation = verticalattenuation * 10^-3;// in V/div
+Vpp = Vpp * verticalattenuation;// in V
+Vpp = Vpp * 10^3;// in mV
+Vm = Vpp/2;;//amplitude of the sinusoidal voltage in mV
+disp(Vm,"The amplitude of the sinusoidal voltage in mV is");
+V_RMS = Vm/sqrt(2);//r.m.s. value of the sinusoidal voltage in mV
+disp(V_RMS,"The r.m.s. value of the sinusoidal voltage in mV is");