initial commit / add all books

1 files changed, 55 insertions, 0 deletions

diff --git a/779/CH12/EX12.8/12_8.sce b/779/CH12/EX12.8/12_8.sce
new file mode 100755
index 000000000..717fa67d9
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+++ b/779/CH12/EX12.8/12_8.sce
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+// Part (a)
+h1 = 2758; h2 = 1817; h3 = 192; h4 = 200;
+Wt = h1-h2; Wp = h4-h3;
+Q1 = h1-h4; Wnet = Wt-Wp;
+n1 = Wnet/Wt;
+WR = Wnet/Wp;
+Q1_ = 100;
+PO = n1*Q1_;
+cp = 1000;
+wg = (Q1_/(833-450));
+EIR = wg*cpg*((833-300)-300*(log(833/300)));
+n2 = PO/EIR ;
+disp("Part (a)")
+disp("%",n1*100,"n1 is")
+disp("%",n2*100,"n2 is")
+disp(WR,"Work ratio is")
+// Part (b)
+h1b = 3398; h2b = 2130; h3b = 192; h4b = 200;
+Wtb = 1268; Wpb = 8; Q1b = 3198;
+n1b = (Wt-Wp)/Q1;
+WRb = (Wt-Wp)/Wt;
+EIRb = 59.3;
+Wnetb = Q1b*n1b;
+n2b = Wnetb/EIRb;
+disp("Part (b)")
+disp("%",n1b*100,"n1 is")
+disp("%",n2b*100,"n2 is")
+disp(WRb,"Work ratio is")
+// Part (c)
+h1c = 3398; h2c = 2761; h3c = 3482; h4c = 2522; h5c = 192; h6c = 200;
+Wt1 = 637; Wt2 = 960; Wtc = Wt1+Wt2; Wpc = 8;
+Wnetc = 1589; Q1c = 3198+721;
+n1c = Wnetc/Q1c;
+WRc = Wnetc/Wtc;
+POc = Q1_*n1c;
+EIRc = 59.3;
+n2c = POc/EIRc;
+disp("Part (c)")
+disp("%",n1c*100,"n1 is")
+disp("%",n2c*100,"n2 is")
+disp(WRc,"Work ratio is")
+// Part (d)
+T3 = 318.8; T1 = 568;
+n1d = 1-(T3/T1);
+Q1d = 2758-1316;
+Wnet = Q1d*n1d;
+Wpd = 8; Wtd = 641;
+WRd = (Wt-Wp)/Wt;
+POd = Q1_*0.439;
+EIRd = (Q1_/(833-593))*cpg*((833-300)-300*(log(833/300)));
+n2d = POd/EIRd;
+disp("Part (d)")
+disp("%",n1d*100,"n1 is")
+disp("%",n2d*100,"n2 is")
+disp(WRd,"Work ratio is")