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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1964/CH2/EX2.4/ex2_4.sce | |
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Diffstat (limited to '1964/CH2/EX2.4/ex2_4.sce')
| -rwxr-xr-x | 1964/CH2/EX2.4/ex2_4.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/1964/CH2/EX2.4/ex2_4.sce b/1964/CH2/EX2.4/ex2_4.sce new file mode 100755 index 000000000..da142973f --- /dev/null +++ b/1964/CH2/EX2.4/ex2_4.sce @@ -0,0 +1,21 @@ +//Chapter-2, Example 2.4, Page 91
+//=============================================================================
+clc;
+clear;
+//INPUT DATA
+li=0.5;//iron path length in m
+lg=10^-3;//length of air gap in m
+phi=0.9*10^-3;//flux in wb
+a=6.66*10^-4;//area of cross-section of iron in m^2
+N=400;//no of turns
+//CALCULATIONS
+B=(phi/a);//flux density in wb/sq.m
+Hg=(B/(4*%pi*10^-7));//magnetic flux density in A/m
+AT_required=Hg*lg;//AT required for air path
+Hi=1000;//magnetic flux density in A/m
+AT_required_for_iron_pat=Hi*li;
+total_AT_required=(Hg*lg)+(Hi*li);
+I=((Hg*lg)+(Hi*li))/(N);
+//OUTPUT
+mprintf("Thus exciting current required is %1.2f A",I);
+ //=================================END OF PROGRAM==============================
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