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clc
//initialisation of variables
w=400*10^-3//m^3/min
t=1/60//min/s
q=10*10^-2//m
v=1*10^-6//m^2
v1=4*10^-2//m
v2=10^-5//m^2/s
p=0.000046/0.01
R=0.000046/0.04
g=9.8//m/s^2
v3=100//m
v4=0.78//m
d1=0.5//m
d3=0.037//m
d2=0.84//m
Hg=10*1.44//m
Hck=2.5*1.44//m
f4=188.81//m
h4=4*0.9*1.44//m
Het=1.0*1.44//m
p1=9802//N/m^3
p2=10^-5//bars
w2=400//min
w3=448
//CALCULATIONS
V=(4*w*t)/((%pi)*(q)^2)//m/s
V4=(4*w*t)/((%pi)*(v1)^2)//m/s
Nr=(V*q)/v2
Nr4=(V4*v1)/v2
He=(v4*(V)^2)/(2*g)//m
f10=(He*v3*(V)^2)/(q*2*g)//m
Hr=d1*d2*d3//m
Htotal=He+f10+Hr+Hg+Hck+f4+h4+Het//m
FHP=(Htotal*p1*p2*w2)/w3//hp
//RESULTS
printf('The head and power loss associate with the friction in the system is=% f hp',FHP)
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