initial commit / add all books

1 files changed, 8 insertions, 0 deletions

diff --git a/446/CH2/EX2.8/2_8.sce b/446/CH2/EX2.8/2_8.sce
new file mode 100755
index 000000000..33e3a67b3
--- /dev/null
+++ b/446/CH2/EX2.8/2_8.sce
@@ -0,0 +1,8 @@
+clear    

+clc

+disp('Exa-2.8');

+w1=600;w2=434;  // w1=recorded wavelength;w2=actual wavelength

+               // c/w1 = c/w2 *(sqrt(1-u/c)/(1+u/c))

+k=w2/w1;

+x=(1-k^2)/(1+k^2);         //solving for u/c

+printf('The speed of galaxy wrt earth is %.2f c',x);