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author | priyanka | 2015-06-24 15:03:17 +0530 |
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committer | priyanka | 2015-06-24 15:03:17 +0530 |
commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3507/CH9/EX9.24 | |
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initial commit / add all books
Diffstat (limited to '3507/CH9/EX9.24')
-rw-r--r-- | 3507/CH9/EX9.24/Ex9_24.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/3507/CH9/EX9.24/Ex9_24.sce b/3507/CH9/EX9.24/Ex9_24.sce new file mode 100644 index 000000000..88ca8041f --- /dev/null +++ b/3507/CH9/EX9.24/Ex9_24.sce @@ -0,0 +1,16 @@ +//chapter9
+//example9.24
+//page172
+
+Ei=13 // V
+Vz=10 // V
+Eo=Vz
+Iz_min=15d-3 // A
+Il_max=85d-3 // A
+
+// Zener current will be min when input voltage is min
+
+// we see that R=(Ei-Eo)/(Iz-Il) and minimum Iz occurs when Il is maximum so
+R=(Ei-Eo)/(Iz_min+Il_max)
+
+printf("required series resistance = %.3f ohm \n",R)
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