3769/CH3/EX3.24/Ex3_24.sce


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clear
//Given
r=0.2
m=9*10**9
b=50

//
E=250*r
a=E*4*%pi*r**2
q=b*r**2/m

//Result
printf("\n Charge contained in a sphere is  %0.2f *10**-10 C",q*10**10)