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Diffstat (limited to '3871/CH3/EX3.10/Ex3_10.sce')
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1 files changed, 24 insertions, 0 deletions
diff --git a/3871/CH3/EX3.10/Ex3_10.sce b/3871/CH3/EX3.10/Ex3_10.sce new file mode 100644 index 000000000..567b91878 --- /dev/null +++ b/3871/CH3/EX3.10/Ex3_10.sce @@ -0,0 +1,24 @@ +//===========================================================================
+//chapter 3 example 10
+
+clc;clear all;
+
+//variable declaration
+R = 100; //resistance in Ω
+dR = 0.2; //resistancce error in Ω(ranging + to -)
+I = 2; //current in A
+dI = 0.01; //error in current in A(ranging + to -)
+
+//calaculatons
+eR = (dR/(R))*100; //percentage limiting error to resistance in %(ranging + to -)
+eI = (dI/(I))*100; //percentage limiting error to current in %(ranging + to -)
+P = (I^2)*R; //power dissioation in W
+eP = (2*eI)+eR; //worst ossible combination of errors the limiting error in the power dissipation in %
+p = (eP*10^-2)*P; //error in power in watts
+P1 = P+p; //power dissipation in W
+P2 =P-p; //power dissipation in W
+
+//result
+mprintf("limiting error = %3.2f percentage',eP);
+mprintf("\npower dissipation %3.2f W %3.2f W",P2,P1);
+
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