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author | priyanka | 2015-06-24 15:03:17 +0530 |
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committer | priyanka | 2015-06-24 15:03:17 +0530 |
commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
tree | ab291cffc65280e58ac82470ba63fbcca7805165 /650/CH3 | |
download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip |
initial commit / add all books
Diffstat (limited to '650/CH3')
-rwxr-xr-x | 650/CH3/EX3.10/10.sce | 13 | ||||
-rwxr-xr-x | 650/CH3/EX3.12/12.sce | 18 | ||||
-rwxr-xr-x | 650/CH3/EX3.17/17.sce | 10 | ||||
-rwxr-xr-x | 650/CH3/EX3.18/18.sce | 17 | ||||
-rwxr-xr-x | 650/CH3/EX3.19/19.sce | 22 | ||||
-rwxr-xr-x | 650/CH3/EX3.2/2.sce | 8 | ||||
-rwxr-xr-x | 650/CH3/EX3.20/20.sce | 13 | ||||
-rwxr-xr-x | 650/CH3/EX3.4/4.sce | 17 | ||||
-rwxr-xr-x | 650/CH3/EX3.5/5.sce | 15 | ||||
-rwxr-xr-x | 650/CH3/EX3.6/6.sce | 7 | ||||
-rwxr-xr-x | 650/CH3/EX3.8/8.sce | 20 | ||||
-rwxr-xr-x | 650/CH3/EX3.9/9.sce | 10 |
12 files changed, 170 insertions, 0 deletions
diff --git a/650/CH3/EX3.10/10.sce b/650/CH3/EX3.10/10.sce new file mode 100755 index 000000000..a097d0781 --- /dev/null +++ b/650/CH3/EX3.10/10.sce @@ -0,0 +1,13 @@ +clc
+rho=1000; //kg/m^3
+u=0.1; //Ns/m^2
+g=9.81; //m/s^2
+L=10; //m
+H=2; //m
+Q=14/3600; //m^3/s
+d=0.05; //m
+
+dp=rho*g*(L+H) - (128*Q*u*L/%pi/0.05^4);
+disp("Pressure drop across the valve =")
+disp(dp)
+disp("N/m^2")
\ No newline at end of file diff --git a/650/CH3/EX3.12/12.sce b/650/CH3/EX3.12/12.sce new file mode 100755 index 000000000..4ea5e0207 --- /dev/null +++ b/650/CH3/EX3.12/12.sce @@ -0,0 +1,18 @@ +clc
+Q=3*10^(-6); // m^3/s
+u=0.001; // Ns/m^2
+W=1;
+rho=1000; // kg/m^3
+g=9.81; // m/s^2
+d=1.016*10^(-4); // m
+
+theta=asind(3*Q*u/W/rho/g/d^3);
+disp("Exact angle of inclination =")
+disp(theta)
+
+d1=1.25*10^(-4); // m
+
+u1=W*rho*g*sind(theta)*(d1^3)/(3*Q);
+disp("Viscosity of the second liquid =")
+disp(u1)
+disp("Ns/m^2")
\ No newline at end of file diff --git a/650/CH3/EX3.17/17.sce b/650/CH3/EX3.17/17.sce new file mode 100755 index 000000000..a1e907537 --- /dev/null +++ b/650/CH3/EX3.17/17.sce @@ -0,0 +1,10 @@ +clc
+u=1.5; // Ns/m^2
+v=0.5; // m/s
+H=0.02/2; // m
+
+t=-u*3*v/H;
+disp("The shear stress =")
+disp(t)
+disp("N/m^2")
+disp("It acts in the opposite direction to the flow.")
\ No newline at end of file diff --git a/650/CH3/EX3.18/18.sce b/650/CH3/EX3.18/18.sce new file mode 100755 index 000000000..4f25db397 --- /dev/null +++ b/650/CH3/EX3.18/18.sce @@ -0,0 +1,17 @@ +clc
+N=600/60; // revolutions per sec
+r=0.025; // m
+t=400; // N/m^2
+l=0.002; // m
+
+w=2*%pi*N;
+
+u=t*l/w/r;
+disp("Viscosity =")
+disp(u)
+disp("Ns/m^2")
+
+T=integrate('2*%pi*u*w/l*r^3', 'r', 0, r);
+disp("Torque =")
+disp(T)
+disp("Nm")
\ No newline at end of file diff --git a/650/CH3/EX3.19/19.sce b/650/CH3/EX3.19/19.sce new file mode 100755 index 000000000..d69cb1ea1 --- /dev/null +++ b/650/CH3/EX3.19/19.sce @@ -0,0 +1,22 @@ +clc;
+u=0.153; //Ns/m^2
+r=0.05; // m
+N=30; // rps
+t=2/10^5; //s
+L=0.2; // m
+
+tau=u*(2*%pi*N*r/t);
+
+F=tau*2*%pi*r*L;
+
+T=F*r;
+
+w=2*%pi*N;
+P=T*w;
+
+disp("The torque on the bearing is found to be ");
+disp(T);
+disp("Nm");
+disp("and the power required to overcome the frictional resistance is ");
+disp(P);
+disp("W");
\ No newline at end of file diff --git a/650/CH3/EX3.2/2.sce b/650/CH3/EX3.2/2.sce new file mode 100755 index 000000000..03b3ccd87 --- /dev/null +++ b/650/CH3/EX3.2/2.sce @@ -0,0 +1,8 @@ +clc
+Re=2000;
+d=0.008; //m
+
+L1=0.058*Re*d;
+disp("The furthest distance the fluid can flow into the 8 mm inside diameter pipe before fully developed laminar flow can exist is ");
+disp(L1);
+disp("m");
\ No newline at end of file diff --git a/650/CH3/EX3.20/20.sce b/650/CH3/EX3.20/20.sce new file mode 100755 index 000000000..87849c248 --- /dev/null +++ b/650/CH3/EX3.20/20.sce @@ -0,0 +1,13 @@ +clc;
+t=0.0005; // s
+P=22; //
+r=300/60; //
+R_1=0.1; //
+R_2=0.0625; //
+
+w=2*%pi*r;
+
+u=2*t*P/(%pi*w^2*((R_1)^4-(R_2)^4));
+disp("The viscosity of the oil is found to be ");
+disp(u);
+disp("Nsm-2.");
diff --git a/650/CH3/EX3.4/4.sce b/650/CH3/EX3.4/4.sce new file mode 100755 index 000000000..3518167d5 --- /dev/null +++ b/650/CH3/EX3.4/4.sce @@ -0,0 +1,17 @@ +clc
+del_p=90*10^3; // N/m^2
+d=0.126; // m
+R=0.126/2; // m
+u=1.2;
+L=60; // m
+Rho=1260;
+
+Q=%pi * del_p * R^4 / (8*u*L);
+disp("The glycerol delivery rate is ");
+disp(Q);
+disp("m^3/s");
+
+Re=4*Rho*Q/(u*%pi*d);
+disp("The Reynolds number is ");
+disp(Re);
+disp("As Re is below 2000, therefore confirming laminar flow.");
diff --git a/650/CH3/EX3.5/5.sce b/650/CH3/EX3.5/5.sce new file mode 100755 index 000000000..4ea347f10 --- /dev/null +++ b/650/CH3/EX3.5/5.sce @@ -0,0 +1,15 @@ +clc
+u=0.015; //Ns/m^2
+Q=0.004/60; //m^3/s
+dp=100;
+rho=1100; //kg/m^3
+
+R=(8*u*Q/(%pi*dp))^(1/4);
+Re=(4*rho*Q/(%pi*u*(2*R)));
+
+disp("Diameter of the pipe =")
+disp(R)
+disp("m")
+
+disp("Reynolds number =")
+disp(Re)
\ No newline at end of file diff --git a/650/CH3/EX3.6/6.sce b/650/CH3/EX3.6/6.sce new file mode 100755 index 000000000..a1a02600b --- /dev/null +++ b/650/CH3/EX3.6/6.sce @@ -0,0 +1,7 @@ +clc
+u=0.03; //Ns/m^2
+Q=10^(-7); //m^3/s
+dp=integrate('8*u*Q/%pi/0.005^4/(1-L)^4', 'L', 0, 0.5)
+disp("Pressure difference =")
+disp(dp)
+disp("N/m^2")
\ No newline at end of file diff --git a/650/CH3/EX3.8/8.sce b/650/CH3/EX3.8/8.sce new file mode 100755 index 000000000..18a04a849 --- /dev/null +++ b/650/CH3/EX3.8/8.sce @@ -0,0 +1,20 @@ +clc
+u=0.1; // Ns/m^2
+d=0.1; //m
+R=0.05; // m
+Rho=900; //kg/m^3
+
+v_max=2; // m/s
+v=v_max/2; // m/s
+
+disp("At the pipe wall (r =R), therefore, the shear stress is");
+Tw=-2*u*v_max/R;
+disp(Tw);
+disp("N/m^2");
+disp("The negative sign indicates that the shear stress is in the opposite direction to flow.");
+
+disp("pressure drop per metre length of pipe is");
+
+del_p=4*u*v_max/R^2;
+disp(del_p);
+disp("N/m");
\ No newline at end of file diff --git a/650/CH3/EX3.9/9.sce b/650/CH3/EX3.9/9.sce new file mode 100755 index 000000000..2d42012e8 --- /dev/null +++ b/650/CH3/EX3.9/9.sce @@ -0,0 +1,10 @@ +clc
+u=0.032; // Ns/m^2
+Re=2000; // maximum value
+Rho=854;
+del_p=150; // N/m^2
+
+d=(32*u^2*Re/(Rho*del_p))^(1/3);
+disp("The maximum inside diameter is found to be ")
+disp(d)
+disp("m")
\ No newline at end of file |