initial commit / add all books

3 files changed, 37 insertions, 0 deletions

diff --git a/1727/CH9/EX9.14/9_14.sce b/1727/CH9/EX9.14/9_14.sce
new file mode 100755
index 000000000..bf58c9cde
--- /dev/null
+++ b/1727/CH9/EX9.14/9_14.sce
@@ -0,0 +1,14 @@
+clc

+//Initialization of variables

+T=4.5

+a=0.6

+u=5 //m/s

+rho=1000 //kg/m^3

+//calculations

+sint=0.5*(1- T/(2*%pi*a*u))

+theta= asind(sint)

+dp= 0.5*rho*u^2 *(1 - (2 + T/(2*%pi*a*u))^2)

+//results

+printf("Angle = %.1f %.1f degrees",theta,180-theta)

+printf("\n Min guage pressure = %.2f kN/m^2",dp/1000)

+//The answer in textbook is wrong. please check

diff --git a/1727/CH9/EX9.15/9_15.sce b/1727/CH9/EX9.15/9_15.sce
new file mode 100755
index 000000000..86d90c30e
--- /dev/null
+++ b/1727/CH9/EX9.15/9_15.sce
@@ -0,0 +1,12 @@
+clc

+//Initialization of variables

+T=6*%pi

+r=1/3

+//calculations

+vab=T/(4*%pi)

+vba= T/(2*%pi)

+w=vab/r

+//results

+printf("rate of rotation = %.1f rad/s",w)

+printf("\nspeed of A by B = %.1f m/s",vab)

+printf("\nspeed of B by A = %.1f m/s",vba)

diff --git a/1727/CH9/EX9.4/9_4.sce b/1727/CH9/EX9.4/9_4.sce
new file mode 100755
index 000000000..201e208cd
--- /dev/null
+++ b/1727/CH9/EX9.4/9_4.sce
@@ -0,0 +1,11 @@
+clc

+//Initialization of variables

+k=1.5

+r=40 //cm

+theta=45 //degrees

+//calculations

+vr= -2*k*r*cosd(2*theta)

+vt= 2*k*r*sind(2*theta)

+//results

+printf("velocity in radial direction = %d cm/s",vr)

+printf("\n velcoity in angular direction = %d cm/s",vt)