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+

+

+//example 10.7

+clc; funcprot(0);

+//exapple 10.7 

+// Initialization of Variable

+rho=1002;//density of disperant

+rho1=2240;//density of kaolin

+mu=1.01/1000;//viscosity

+g=9.81;

+t=600;

+h2=0.2;

+h1=0.4;

+dg=15*10^-6;//particle size to be removed

+//calculations

+//part 1

+d=sqrt(18*mu*h2/g/(rho1-rho)/t);

+x=dg/d;

+f=h2/h1*(1-x^2);//fraction separated after first decanting

+g=f*(1-f);

+disp(g,"fraction of particles separated after second decanting");

+disp(f+g,"total fraction of particles separated after decanting")

+//part 2

+h=(1-20/40*(1-x^2))^6;

+disp(h,"fraction of particles separated after sixth decanting");