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+//find dc power supplied to load and efficiency and PIV rating of the diode

+clear;

+clc;

+//soltion

+//given

+rf=2;//Ω//Dynamic forward resistance

+Rs=5;//Ω//resistaqnce of secondary

+Rl=25;//Ω//Load resistance

+Idc=0.1;//A//dc current to a load

+Pdc=Idc^2*Rl;      //dc power

+n=(81.2*Rl)/(Rl+rf+Rs);        //efficiency

+Im=(%pi*Idc)/2;              //peak value current

+Vm=Im*(Rl+rf+Rs);              //peak voltage

+Vlm=Vm-Im*(rf+Rs);              //peak voltage across load

+PIV=Vm+Vlm;

+printf("The dc power supplied to the load is %.2f W\n",Pdc);

+printf("Efficiency = %.2f percent\n",n);

+printf("The peak inverse voltage is %.2f V",PIV);