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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
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parentb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff)
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+clc;
+clear all;
+disp("incerease in bulk temperature")
+tb1=200;//degree C
+d=25.4/1000;//m diameter of tube
+U=10;//m/s
+tw=20;// degree C
+L=3;//m length of tube
+rho=1.493;//kg/m^3
+mu=2.57*10^(-5);//Ns/m^2
+k=0.0386;//W/m.C
+cp=1025;// J/kg.C
+Re=rho*U*d/mu
+Pr=mu*cp/k
+Nu=0.0023*Re^0.8*Pr^0.4
+h=Nu*k/d
+Q=h*%pi*d*(tb1-tw)
+m=rho*%pi*d^2*U;
+delT=Q/(m*cp);
+disp("degree C",delT,"Increase in bulk temperature is = ")
+