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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /147/CH3/EX3.14 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '147/CH3/EX3.14')
| -rw-r--r-- | 147/CH3/EX3.14/Example3_14.sce | 17 | ||||
| -rw-r--r-- | 147/CH3/EX3.14/Result3_14.txt | 3 |
2 files changed, 20 insertions, 0 deletions
diff --git a/147/CH3/EX3.14/Example3_14.sce b/147/CH3/EX3.14/Example3_14.sce new file mode 100644 index 000000000..58268bee5 --- /dev/null +++ b/147/CH3/EX3.14/Example3_14.sce @@ -0,0 +1,17 @@ +//Inductance L, Resistance of coil Rl, Voltage V, Frequency f
+close();
+clear;
+clc;
+L = 0.046;//H
+Rl = 10;//ohm
+V = 100;//V
+f = 60;//Hz
+omega = 2*%pi*f;
+Zl = Rl + %i*omega*L;
+Il = V/Zl;
+Ilr = polar(Il);
+Ilarg = atan(imag(Il),real(Il))*180/%pi;
+Power_factor = cos(Ilarg*%pi/180);
+//For unity power factor imaginary part of admittance must be zero hence Capacitance across the coil
+C = -imag(1/Zl)/omega;
+mprintf('Current drawn I = %0.1f arg(%0.0f degree)\nPower factor = %0.1f lagging \nCapacitance that must be connected across coil in order to make the power factor unity C = %0.0f micro F',Ilr,Ilarg,Power_factor,C*10^6);
\ No newline at end of file diff --git a/147/CH3/EX3.14/Result3_14.txt b/147/CH3/EX3.14/Result3_14.txt new file mode 100644 index 000000000..141dd6483 --- /dev/null +++ b/147/CH3/EX3.14/Result3_14.txt @@ -0,0 +1,3 @@ +Current drawn I = 5.0 arg(-60 degree)
+Power factor = 0.5 lagging
+Capacitance that must be connected across coil in order to make the power factor unity C = 115 micro F
\ No newline at end of file |