1 files changed, 15 insertions, 0 deletions
diff --git a/2825/CH12/EX12.3/Ex12_3.sce b/2825/CH12/EX12.3/Ex12_3.sce
new file mode 100755
index 000000000..7fbe3a486
--- /dev/null
+++ b/2825/CH12/EX12.3/Ex12_3.sce
@@ -0,0 +1,15 @@
+//Ex12_3 Pg-588
+clc
+
+L=0.33 //inductance in henry
+C=0.065*10^(-12) //capacitance in farad
+Cm=10^(-12) //capacitance in farad
+R=0.55*10^(3) //resistor R in ohm
+
+disp("Series resonant frequency, fs = 1/2*pi*sqrt(L*C)")
+fs=1/(2*%pi*sqrt(L*C))
+printf("            = %.2f MHz \n",fs*1e-6)
+
+disp("Q of the crystal = 2*pi*fs*L/R")
+Q=(2*%pi*fs*L)/R //quality factor (textbook answer wrong)
+printf("            = %.0f \n",Q)