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+// Example 1.2
+// Capacity of a Battery
+p=12*4; // Instantaneous power consumed by the headlight (in Watt)
+w_T=48*60; // Energy supplied in one minute (in joule)
+q_T=w_T/12; // Total charge passing through the headlight in one minute(in coulombs)
+w_stored= 5*10^6;// Energy stored in battery(in Joules)
+q_stored=w_stored/12;
+Capacity=q_stored/3600;
+disp(w_T,"Energy supplied in one minute(in Joule)=")
+disp(q_T,"Charge transfer in one minute(in Coulumbs)=")
+disp(q_stored,"Total charge stored in Battery(in Coulumbs)=")
+disp(Capacity,"Capacity of Battery (in Ah)=")