//Finding energy loss //Example 6.7(pg 215) clc clear m=12000//mass in gm d=7.5//density of iron in gm/c.c Hl=3000//Hysteresis loss per cc in ergs/cycle N=50//No of cycles per sec v=m/d//volume of specimen E=v*Hl*N//Energy loss per cc in ergs Eh=E/(10^10)//Energy loss per hour in kWh printf('Thus the Loss in energy is %3.3f kWh',Eh)