initial commit / add all books

1 files changed, 20 insertions, 0 deletions

diff --git a/686/CH3/EX3.5/Ex3_5.sci b/686/CH3/EX3.5/Ex3_5.sci
new file mode 100755
index 000000000..37f2a4f23
--- /dev/null
+++ b/686/CH3/EX3.5/Ex3_5.sci
@@ -0,0 +1,20 @@
+clc;

+clear;

+

+// To find the tempearure difference in the plane wall with heat sources

+d1 = 0.55;                        // Inside diameter of copper wire

+d2 = 0.8;                         // Outside diameter of copper wire

+phi = 0.6;                        // Fraction of copper in wire

+j = 1300;                         // Current density in conductors in amp/in^2

+p = 9.5*10^(-6);                  // Specific resistance in ohm-in^2/ft

+h = 4;                            // Heat transfer coefficient on both sides ofcoil

+k = 0.2;                          // Thermal conductivity of coil in Btu/hr-ft-F     

+T0 = 70;                          // Temperature of air in degF

+// Considering it as a plane wall with a thickness of 0.25 ft

+b = 0.125;                        // half the thickness of wall in ft

+l = 0.0625;                       // Distance between the two walls 

+q = j*j*p*phi*144*3.412;          // Generation of heat in Btu/hr-ft-F

+th0 = (4730*l*l/(2*k))+(4730*l/h);          // Teperature difference in F

+t0 = T0+th0;                      // Temperature at the center in F

+

+printf("The temperature at the centre of the pool is %.1f degF \n",t0);