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+
+//To Find the Time Constant and Time taken for Charge Storage
+
+//Example 32.9
+
+clear;
+
+clc;
+
+C=100*10^-6;//Capacitance of the Capacitor in Faraday
+
+R=2;//Internal resistance of battery in Ohms
+
+T0=R*C;//Time constant in seconds
+
+printf("(a) Time constant = %f us",T0*10^6);
+
+E=12;//EMF of the bettery
+
+q=0.99*E*C;//Charge at time (t)
+
+t=-log(1-(q/(E*C)))*T0;//Time taken before 99% of the Maximum Charge is stored on the Capacitor
+
+printf("\n(b) Time taken before 99 percent of the Maximum Charge is stored on the Capacitor = %.2f ms",t*10^3);
+