Added new codeHEADmaster

8 files changed, 83 insertions, 0 deletions

diff --git a/3886/CH10/EX10.13/10_13.sce b/3886/CH10/EX10.13/10_13.sce
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index 000000000..117f8007c
--- /dev/null
+++ b/3886/CH10/EX10.13/10_13.sce
@@ -0,0 +1,12 @@
+//Determine radius of gyration

+//refer fig.10.23

+//composite body may be divided into 

+//1.a solid block of size (80*120*100 mm) and 2.two semicircular grooves each of 40 mm radius and 80 mm length

+//Let's assign random value to rho

+rho=1

+//Ig=1.029*10^8*rho

+//Ix2=Ig+M2*d'^2

+Ixx=10.0816*(10^8)*rho

+M=557876.14*rho  //units

+k=sqrt(Ixx/M)  //mm

+printf("\nk=%.2f mm",k)

diff --git a/3886/CH10/EX10.13/10_13.txt b/3886/CH10/EX10.13/10_13.txt
new file mode 100644
index 000000000..c706d22d0
--- /dev/null
+++ b/3886/CH10/EX10.13/10_13.txt
@@ -0,0 +1,4 @@
+ 

+--> exec('E:\My program EM\10. Centre of gravity and mass moment of inertia\10.13.sce', -1)

+

+k=42.51 mm
\ No newline at end of file
diff --git a/3886/CH10/EX10.14/10_14.sce b/3886/CH10/EX10.14/10_14.sce
new file mode 100644
index 000000000..0caf2b0fa
--- /dev/null
+++ b/3886/CH10/EX10.14/10_14.sce
@@ -0,0 +1,26 @@
+//Moment of Inertia of flywheel

+//refer fig. 10.24

+//Moment of inertia of rim

+aRo=1.5/2

+aRi=1.4/2

+at=0.30

+rho=7200  //kg/m^3

+I1=((%pi)*0.3*7200*(0.75^4-0.7^4))/(2)  //units

+//Moment of inertia of hub

+bRo=0.25/2  //m

+bRi=0.1/2  //m

+bt=0.2  //m

+I2=(%pi)*(0.2*7200)*(0.125^4-0.05^4)/(2)  //units

+//Moment of inertia of Arms

+A=8000*(10^-9)  //m^2

+l=0.575  //m

+d=(0.575/2)+0.125  //m

+M=l*A*rho  //kg

+//there are six such arms

+I3=6*0.03312*((0.575)^2/(12))*(0.4125^2)  //units

+//moment of inertia of flywheel

+I=I1+I2+I3  //units

+printf("\nmoment of inertia of flywheel=%.2f units",I)

+

+

+

diff --git a/3886/CH10/EX10.14/10_14.txt b/3886/CH10/EX10.14/10_14.txt
new file mode 100644
index 000000000..98023a3c2
--- /dev/null
+++ b/3886/CH10/EX10.14/10_14.txt
@@ -0,0 +1,4 @@
+ 

+--> exec('E:\My program EM\10. Centre of gravity and mass moment of inertia\10.14.sce', -1)

+

+moment of inertia of flywheel=259.44 units
\ No newline at end of file
diff --git a/3886/CH10/EX10.4/10_4.sce b/3886/CH10/EX10.4/10_4.sce
new file mode 100644
index 000000000..527e1339f
--- /dev/null
+++ b/3886/CH10/EX10.4/10_4.sce
@@ -0,0 +1,12 @@
+//Locate centre of gravity

+//refer fig. 10.5

+W1=0.6*0.75*0.5*25000  //N

+W2=(%pi*(0.2^2)*0.3*25000)/(4)  //N

+sumWi=7889.38

+sumWixi=3241.57

+sumWiyi=2593.25

+sumWizi=1745.91

+xbar=(sumWixi)/(sumWi)

+ybar=(sumWiyi)/(sumWi)

+zbar=(sumWizi)/(sumWi)

+printf("\nxbar=%.3f m\nybar=%.3f m\nzbar=%.3f m",xbar,ybar,zbar)

diff --git a/3886/CH10/EX10.4/10_4.txt b/3886/CH10/EX10.4/10_4.txt
new file mode 100644
index 000000000..a0ec67862
--- /dev/null
+++ b/3886/CH10/EX10.4/10_4.txt
@@ -0,0 +1,6 @@
+ 

+--> exec('E:\My program EM\10. Centre of gravity and mass moment of inertia\10.4.sce', -1)

+

+xbar=0.411 m

+ybar=0.329 m

+zbar=0.221 m
\ No newline at end of file
diff --git a/3886/CH10/EX10.5/10_5.sce b/3886/CH10/EX10.5/10_5.sce
new file mode 100644
index 000000000..443b4c898
--- /dev/null
+++ b/3886/CH10/EX10.5/10_5.sce
@@ -0,0 +1,13 @@
+//Locate centroid

+//Refer fig.10.6

+//lets assign random value to w

+w=1

+sumWi=1053.98*w

+sumWixi=95055.54*w

+sumWiyi=125214.83*w

+sumWizi=59201.4*w

+xbar=(sumWixi)/(sumWi)

+ybar=(sumWiyi)/(sumWi)

+zbar=(sumWizi)/(sumWi)

+printf("\nxbar=%.2f mm\nybar=%.2f mm\nzbar=%.2f mm",xbar,ybar,zbar)

+

diff --git a/3886/CH10/EX10.5/10_5.txt b/3886/CH10/EX10.5/10_5.txt
new file mode 100644
index 000000000..4c265f11d
--- /dev/null
+++ b/3886/CH10/EX10.5/10_5.txt
@@ -0,0 +1,6 @@
+ 

+--> exec('E:\My program EM\10. Centre of gravity and mass moment of inertia\10.5.sce', -1)

+

+xbar=90.19 mm

+ybar=118.80 mm

+zbar=56.17 mm
\ No newline at end of file