2 files changed, 53 insertions, 0 deletions
diff --git a/Working_Examples/154/CH7/EX7.1/ch7_1.sce b/Working_Examples/154/CH7/EX7.1/ch7_1.sce
new file mode 100755
index 0000000..66f5b3d
--- /dev/null
+++ b/Working_Examples/154/CH7/EX7.1/ch7_1.sce
@@ -0,0 +1,53 @@
+clc
+disp("Example 7.1")
+printf("\n")
+
+t1=-5:0.5:8
+v1=cos (t1)
+figure
+a= gca ();
+plot(t1,v1)
+xtitle ('v1 vs t1','t1','v1 ');
+a. thickness = 2;
+//From the graph
+printf("Time period1= %3.3fs\n Frequency 1=%0.3fHz\n",6.2832,0.159)
+
+t2=-4:0.5:10
+v2=sin (t2)
+figure
+a= gca ();
+plot(t2,v2)
+xtitle ('v2 vs t2','t2','v2 ');
+a. thickness = 2;
+//From the graph
+printf("Time period 2= %3.3fs\n Frequency 2=%0.3fHz\n",6.2832,0.159)
+
+t3=-1:0.05:1.5
+v3=2*cos (2*%pi*t3)
+figure
+a= gca ();
+plot(t3,v3)
+xtitle ('v3 vs t3','t3','v3 ');
+a. thickness = 2;
+//From the graph
+printf("Time period 3= %ds\n Frequency 3=%dHz\n",1,1)
+
+t4=-5:0.5:12
+v4=2*cos (%pi*t4/4-%pi/4)
+figure
+a= gca ();
+plot(t4,v4)
+xtitle ('v4 vs t4','t4','v4 ');
+a. thickness = 2;
+//From the graph
+printf("Time period 4= %ds\n Frequency 4=%0.3fHz\n",8,0.125)
+
+t5=-1:0.005:1
+v5=5*cos (10*t5+%pi/3)
+figure
+a= gca ();
+plot(t5,v5)
+xtitle ('v5 vs t5','t5','v5 ');
+a. thickness = 2;
+//From the graph
+printf("Time period 5= %0.3fs\n Frequency 5=%3.2fHz\n",.62832,1.59)
diff --git a/Working_Examples/154/CH7/EX7.1/ch7_11.jpeg b/Working_Examples/154/CH7/EX7.1/ch7_11.jpeg
new file mode 100755
index 0000000..7c8e20e
--- /dev/null
+++ b/Working_Examples/154/CH7/EX7.1/ch7_11.jpeg