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Diffstat (limited to '2459/CH9/EX9.9')
| -rw-r--r-- | 2459/CH9/EX9.9/Ex9_9.PNG | bin | 0 -> 12860 bytes | |||
| -rw-r--r-- | 2459/CH9/EX9.9/Ex9_9.sce | 11 |
2 files changed, 11 insertions, 0 deletions
diff --git a/2459/CH9/EX9.9/Ex9_9.PNG b/2459/CH9/EX9.9/Ex9_9.PNG Binary files differnew file mode 100644 index 000000000..cb8ee3c51 --- /dev/null +++ b/2459/CH9/EX9.9/Ex9_9.PNG diff --git a/2459/CH9/EX9.9/Ex9_9.sce b/2459/CH9/EX9.9/Ex9_9.sce new file mode 100644 index 000000000..6b33fcb1e --- /dev/null +++ b/2459/CH9/EX9.9/Ex9_9.sce @@ -0,0 +1,11 @@ +//chapter9
+//example9.9
+//page151
+
+P_dc=40 // W
+P_ac=100 // W
+
+efficiency=100*P_dc/P_ac
+
+printf("rectification efficiency = %.3f percent \n \n",efficiency)
+printf("remaining 60 watts are not lost. Crystal diode consumes only a \nlittle power due to its small internal resistance. \nActualy 100 W ac power is contained as 50 W in positive half \ncycle and 50 W in negative half cycle.\nThe 50 W of negative half cycle are not supplied at all. \nThe 50 W of positive half cycle are converted to 40 W \n")
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