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diff --git a/196/CH2/EX2.2/example_2_2.sce b/196/CH2/EX2.2/example_2_2.sce
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+//Chapter 2
+//Example 2-2
+//ProbOnPWM 
+//Page 34
+clear;clc;
+//Given
+f=50;//in Hz
+Vtemp=4; //input signal in volts
+Ecm=10; //maximum peak voltage of sawtooth carrier wave in volts 
+
+//Example 2-2(a)
+T=1/f;
+Th=(Vtemp*T)/Ecm;//High time in seconds
+printf("\n\n High Time = %.4f s \n\n",Th)
+
+//Example 2-2(b)
+d=(Th/T)*100;//duty cycle in percentage
+printf("\n\n Duty cycle = %.4f percent \n\n",d)
diff --git a/196/CH2/EX2.2/result_2_2.txt b/196/CH2/EX2.2/result_2_2.txt
new file mode 100755
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+
+High Time = 0.0080 s 
+
+Duty cycle = 40.0000 percent
+\ No newline at end of file