1 files changed, 18 insertions, 0 deletions
diff --git a/3745/CH1/EX1.27/Ex1_27.sce b/3745/CH1/EX1.27/Ex1_27.sce
new file mode 100644
index 000000000..276ec99df
--- /dev/null
+++ b/3745/CH1/EX1.27/Ex1_27.sce
@@ -0,0 +1,18 @@
+// Ex 27 Page 369
+
+clc;clear;close;
+// Given
+Vcc=50;//V
+Vmin=10;//V
+Pd=40;//W
+
+
+Vo=Vcc-Vmin;//V
+K=Vo/Vcc;//constant
+Rdash=2*Vcc**2/%pi/Pd*(K-%pi*K**2/4);//ohm
+Po=K**2*Vcc**2/2/Rdash;//W
+eta=%pi*K/4*100;//%
+
+printf("load presented by transformer = %.1f ohm",Rdash)
+printf("\n load power output = %.1f W",Po)
+printf("\n conversion efficiency = %.1f percent",eta)