3769/CH8/EX8.12/Ex8_12.sce


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clear
//Given
r=0.02             //m
u=4*3.14*10**-7                     //T/A m
I=12                                  //A

//Calculation
B=u*I/(4*r)

//Result
printf("\n The magnitude of magnetic field is %0.2f  *10**-4 T",B*10**4)