3 files changed, 48 insertions, 0 deletions
diff --git a/2243/CH2/EX2.2/Ex2_2.sce b/2243/CH2/EX2.2/Ex2_2.sce
new file mode 100755
index 000000000..2572cf078
--- /dev/null
+++ b/2243/CH2/EX2.2/Ex2_2.sce
@@ -0,0 +1,48 @@
+clc();
+clear;
+// wave y= 2*sin(10*pi*t - (pi*x)/40  + pi/4)
+// (a) Plot the space profile at t= T/4
+// Comapring the given Equation with  y= A*sin(omega*t - k*x + phi)
+omega = 10*%pi ; //Angular frequency in rad/s
+k= %pi/40 ; // Wave number in rad/m
+T= 1/5 ; // 2*pi/T = 10*pi , so Time period is 1/5 s
+lambda = 80; // Wavelength in m ,  2*pi/lambda = pi/40 , so lambda = 80
+t1= T/4; //time period in s
+x1= 0;//  in m
+printf("The Space profile of a wave y= 2*sin(10*pi*t - (pi*x)/40 + pi/4) when  t= T/4\n\n")
+printf("\tx (in m) \t y1(x)  (in m)\n");
+while x1<180
+y1= 2*sin((omega*t1)-(k*x1)+ (%pi/4));
+printf("\t%d\t\t%.3f\n",x1,y1);
+x1 = x1+10;
+end
+//Now, we will plot the space profile from the values obtained for y1 for each value of x1
+x_1 = [0,10,20,30,40,50,60,70,80,90,100,110,120,130,140,150,160,170];
+y_1 = [1.414214,2.000000,1.414214,0.000000,-1.414214,-2.000000,-1.414214,-0.000000,1.414214,2.000000,1.414214,0.000000,-1.414214,-2.000000,-1.414214,-0.000000,1.414214,2.000000];
+// axis centered at (0,0)
+axis=gca(); // Handle on axes entity
+axis.x_location = "origin"; 
+axis.y_location = "origin"; 
+plot(x_1,y_1,style=5);
+xtitle("Space Profile at t = T/4 for the wave    y= 2*sin(10*pi*t - (pi*x)/40  + pi/4)","x (in m)","y1(x)  (in m)");
+xpause(10000000);
+//(b)
+x2= lambda/8; //in m
+t2=0; // time period in s
+printf("The time profile of a wave y= 2*sin(10*pi*t - (pi*x)/40 + pi/4) when  x= lambda/8\n\n")
+printf("\t t(in s)     \t     y2(t) (in m)\n\n");
+while t2<0.4
+ y2=2*sin((omega*t2)-(k*x2)+ (%pi/4));
+ printf("\t%.3f\t\t%.3f\n",t2,y2);
+ t2=t2+0.025;
+end
+//Now,we will plot the time profile from the values obtained for y2 ,for each value of t2
+x_2=[0,0.025,0.05,0.075,0.1,0.125,0.15,0.175,0.2,0.22500,0.250000,0.27500,0.30000,0.325000,0.350000,0.37500];
+y_2=[0.000000,1.414214,2.000000,1.414214,0.000000,-1.414214,-2.000000,-1.414214,-0.000000,1.414214,2.000000,1.414214,0.000000,-1.414214,-2.000000,-1.414214];
+// axis centered at (0,0)
+axis1=gca(); // Handle on axes entity
+axis1.x_location = "origin"; 
+axis1.y_location = "origin"; 
+plot(x_2,y_2,style= 4);
+xtitle("Time Profile at x = lambda/8 for the wave    y= 2*sin(10*pi*t - (pi*x)/40  + pi/4)","t (in s)","y2(t)  (in m)");
+
diff --git a/2243/CH2/EX2.2/Fig2_2_a.jpg b/2243/CH2/EX2.2/Fig2_2_a.jpg
new file mode 100755
index 000000000..3952b9588
--- /dev/null
+++ b/2243/CH2/EX2.2/Fig2_2_a.jpg
diff --git a/2243/CH2/EX2.2/Fig2_2_b.jpg b/2243/CH2/EX2.2/Fig2_2_b.jpg
new file mode 100755
index 000000000..bd7c87509
--- /dev/null
+++ b/2243/CH2/EX2.2/Fig2_2_b.jpg