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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 /2123/CH5/EX5.4/Exa_5_4.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2123/CH5/EX5.4/Exa_5_4.sce')
| -rwxr-xr-x | 2123/CH5/EX5.4/Exa_5_4.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/2123/CH5/EX5.4/Exa_5_4.sce b/2123/CH5/EX5.4/Exa_5_4.sce new file mode 100755 index 000000000..965acc4d9 --- /dev/null +++ b/2123/CH5/EX5.4/Exa_5_4.sce @@ -0,0 +1,28 @@ +//Example No. 5.4
+clc;
+clear;
+close;
+format('v',7);
+
+//Given Data :
+Ia1=10;//A
+V1=200;//volt
+N1=1800;//rpm
+Ra=0.6;//ohm
+Rfield=360;//ohm
+V2=180;//volt
+I_line=20;//A
+//fi2=V2/V1*fi1
+fi2BYfi1=V2/V1;
+//Ia1*fi1=Ia2*fi2
+Ia2=Ia1/fi2BYfi1;//A
+Eb1=V1-Ia1*Ra;//V
+Eb2=V2-Ia2*Ra;//V
+//Eb1/Eb2=fi1*N1/fi2/N2
+N2=N1/(Eb1/Eb2*fi2BYfi1);//rpm
+disp(N2,"Motor speed after supply voltage decreases in rpm : ");
+Ifield=V2/Rfield;//A
+Ia=I_line-Ifield
+//V2=Ia*(R+Ra)
+R=V2/Ia-Ra;//ohm
+disp(R,"Additional resistance in ohm : ");
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