initial commit / add all books

16 files changed, 121 insertions, 0 deletions

diff --git a/1301/CH4/EX4.1/ex4_1.sce b/1301/CH4/EX4.1/ex4_1.sce
new file mode 100755
index 000000000..b0a174e95
--- /dev/null
+++ b/1301/CH4/EX4.1/ex4_1.sce
@@ -0,0 +1,9 @@
+clc;

+r=1.5;                      //radius in ft

+t=2;                        //time in sec

+s=2*%pi*r;                  //calculating s using circumference of circle

+                            //=2*3.14*r in ft

+v=s/t;                      //calculating velocity using v=s/t in ft/sec

+ac=(v*v)/r;                 //calculating centripetal accelaration in                                 //ft/sec square.

+disp(ac,"Centripetal Accelaration = ");  //Displaying Result in ft/sec square.

+  
\ No newline at end of file
diff --git a/1301/CH4/EX4.10/ex4_10.sce b/1301/CH4/EX4.10/ex4_10.sce
new file mode 100755
index 000000000..c2cc153d8
--- /dev/null
+++ b/1301/CH4/EX4.10/ex4_10.sce
@@ -0,0 +1,5 @@
+clc;

+r=6.4*10^6;  //radius of earth in m

+g=9.8;  //gravitational constant in m/sec square

+v=sqrt(r*g);  //calculating velocity in m/sec

+disp(v,"Velocity in metre/sec = ");  //displaying result
\ No newline at end of file
diff --git a/1301/CH4/EX4.11/ex4_11.sce b/1301/CH4/EX4.11/ex4_11.sce
new file mode 100755
index 000000000..7ac2e4e97
--- /dev/null
+++ b/1301/CH4/EX4.11/ex4_11.sce
@@ -0,0 +1,4 @@
+clc;

+r=6400+1000;     //radius in metre

+g=(6400/7400)*(6400/7400)*9.8;  //calculating g at 1000km using g=(r earth/r)*g

+disp(g,"Accelaration due to gravity at 1000km = ");  //displaying result
\ No newline at end of file
diff --git a/1301/CH4/EX4.12/ex4_12.sce b/1301/CH4/EX4.12/ex4_12.sce
new file mode 100755
index 000000000..b255fab86
--- /dev/null
+++ b/1301/CH4/EX4.12/ex4_12.sce
@@ -0,0 +1,7 @@
+clc;

+g=32        //gravitational constant in ft/sec square

+w=128;      //mass in lb

+F=(1/2)*(1/2)*128'  //calculating F in lb

+m=w/g;      //calculating m in slugs

+disp(F,"Weight at height above the earths surface of one earth radius = ");  //displaying weight

+disp(m,"Mass of the girl in slugs= ");  //displaying mass in slugs
\ No newline at end of file
diff --git a/1301/CH4/EX4.13/ex4_13.sce b/1301/CH4/EX4.13/ex4_13.sce
new file mode 100755
index 000000000..8398a619e
--- /dev/null
+++ b/1301/CH4/EX4.13/ex4_13.sce
@@ -0,0 +1,9 @@
+clc;

+T=24*60*60;   //time in sec

+re=6.4*10^6;  //radius of earth in m

+g=9.8;         //gravitational constant in m/sec square

+r=(((6.4*10^6*6.4*10^6)*9.8*(8.64*10^4*8.64*10^4))/(4*%pi*%pi))^(1/3);  //calculating r in metre

+disp(r,"Radius in metre = ");  //displaying radius in metre

+h=r-re;    //h =altitude above earth's surface

+disp(h,"Height above the earths Surface in metre = ");  //displaying height above earth's surface in m

+disp(h/1000,"Height above the earths Surface in kilometre = ");  //displaying height above earth's surface in km)
\ No newline at end of file
diff --git a/1301/CH4/EX4.14/ex4_14.sce b/1301/CH4/EX4.14/ex4_14.sce
new file mode 100755
index 000000000..47098d98a
--- /dev/null
+++ b/1301/CH4/EX4.14/ex4_14.sce
@@ -0,0 +1,6 @@
+clc;

+re=6.4*10^6;  //radius of earth in m 

+g=9.8;     //gravitational constant in m/sec square

+G=6.67*10^-11;  //Universal gravitational constant in Nm square/kg square

+m=(g*re*re)/G;  //calculating mass of earth in kg

+disp(m,"Mass of Earth in kg = ");  //diaplaying mass of Earth inkg

diff --git a/1301/CH4/EX4.15/ex4_15.sce b/1301/CH4/EX4.15/ex4_15.sce
new file mode 100755
index 000000000..a2bd109ae
--- /dev/null
+++ b/1301/CH4/EX4.15/ex4_15.sce
@@ -0,0 +1,9 @@
+clc;

+G=6.67*10^-11   //Universal gravitational constant in Nmsquare/kg square

+mm=7.36*10^22;  //mass of moon in kg

+r=1.74*10^6;   //radius of moon in m

+m=75;          //weight of man in kg

+g=(G*mm)/(r*r);  //calculating g in m/sec square

+w=m*g;          //calculating weight in Newton

+disp(g,"Accelaration due to gravity at its surface in m/sec square= ");  //displaying g

+disp(w,"Mans weight on moon in Newton = ");  //displaying mass of man on moon.
\ No newline at end of file
diff --git a/1301/CH4/EX4.16/ex4_16.sce b/1301/CH4/EX4.16/ex4_16.sce
new file mode 100755
index 000000000..70817dd70
--- /dev/null
+++ b/1301/CH4/EX4.16/ex4_16.sce
@@ -0,0 +1,5 @@
+clc;

+r=1.74*10^6;     //radius in m

+gm=1.6;          //gravitational constant of moon in m/sec square

+v=sqrt(r*gm);    //calculating velocity

+disp(v,"Velocity in m/sec = ");   //displaying result
\ No newline at end of file
diff --git a/1301/CH4/EX4.2/ex4_2.sce b/1301/CH4/EX4.2/ex4_2.sce
new file mode 100755
index 000000000..cce693c38
--- /dev/null
+++ b/1301/CH4/EX4.2/ex4_2.sce
@@ -0,0 +1,6 @@
+clc;

+m=0.5;   //weight in kg

+r=1;     //readius in metre

+v=4;     //velocity in metre/sec

+F=(m*v*v)/r;  //calculating centripetal force in Newton

+disp(F,"Centripetal Force = ");  //displaying force in Newton
\ No newline at end of file
diff --git a/1301/CH4/EX4.3/EX4_3.SCE b/1301/CH4/EX4.3/EX4_3.SCE
new file mode 100755
index 000000000..4b7d8b445
--- /dev/null
+++ b/1301/CH4/EX4.3/EX4_3.SCE
@@ -0,0 +1,6 @@
+clc;

+F=1;        //force in Newton

+m=0.1;      //m in kg

+r=0.7;    //radius in metre

+v=sqrt((F*r)/m);    //calculating v in m/sec

+disp(v,"Velocity in metre/sec = ");   //displaying result.
\ No newline at end of file
diff --git a/1301/CH4/EX4.4/ex4_4.sce b/1301/CH4/EX4.4/ex4_4.sce
new file mode 100755
index 000000000..769b4b884
--- /dev/null
+++ b/1301/CH4/EX4.4/ex4_4.sce
@@ -0,0 +1,8 @@
+clc;

+g=32       //gravitational constant in ft/sec square.

+w=160        //weight in lb

+r=20         //radius in ft

+v=10         //velocity in ft/sec

+m=w/g        //calculating mass in slugs

+F=(m*v*v)/r; //calculating centripetal force in lb

+disp(F,"Centripetal Force in lb = "); //displaying result. 
\ No newline at end of file
diff --git a/1301/CH4/EX4.5/ex4_5.sce b/1301/CH4/EX4.5/ex4_5.sce
new file mode 100755
index 000000000..5aa8a8a6f
--- /dev/null
+++ b/1301/CH4/EX4.5/ex4_5.sce
@@ -0,0 +1,6 @@
+clc;

+m=1000;    //mass in kg

+r=30;      //radius in metre

+v=9;       //velocity in metre/sec

+F=(m*v*v)/r;  //calculating centripetal force in Newton.

+disp(F,"Centripetal Force in Newton = ");  //displaying result.
\ No newline at end of file
diff --git a/1301/CH4/EX4.6/ex4_6.sce b/1301/CH4/EX4.6/ex4_6.sce
new file mode 100755
index 000000000..ea39efd9a
--- /dev/null
+++ b/1301/CH4/EX4.6/ex4_6.sce
@@ -0,0 +1,8 @@
+clc;

+g=32     //gravitational constant in ft/sec square.

+w=3200   //weight in lb

+F=2000   //Maximum Force in lb

+r=320    //radius in ft

+m=w/g;   //calculating mass in slugs

+v=sqrt((F*r)/m);  //calculating velocity in ft/sec

+disp(v*0.682,"Velocity in min/hr = ");   //displaying velocity in min/hr.
\ No newline at end of file
diff --git a/1301/CH4/EX4.7/ex4_7.sce b/1301/CH4/EX4.7/ex4_7.sce
new file mode 100755
index 000000000..c33970ffd
--- /dev/null
+++ b/1301/CH4/EX4.7/ex4_7.sce
@@ -0,0 +1,11 @@
+clc;

+g=9.8;     //gravitaional constant in metre/sec 

+r=0.5;   //radius in metre

+m=1;     //mass in kg

+v=5;      //velocity in metre/sec

+F=(m*v*v)/r;  //calculationg centripetal force in Newton

+w=m*g;      //calculating weight in Newton

+T=F-w;     //calculating Tension in string at top position in Newton

+disp(T,"Tension in the string at the top position in Newton = "); //displaying result

+T=F+w;   //calculating Tension at bottom of string in Newton.

+disp(T,"Tension in the string at the bottom position in Newton = "); //    displaying Tension at bottom of string in Newton.

diff --git a/1301/CH4/EX4.8/ex4_8.sce b/1301/CH4/EX4.8/ex4_8.sce
new file mode 100755
index 000000000..a43fac099
--- /dev/null
+++ b/1301/CH4/EX4.8/ex4_8.sce
@@ -0,0 +1,9 @@
+clc;

+G=3.44*10^-8;  //universal gravitational constant in lb.ft square/slug square

+r=10   //radius in ft

+w=2000;     //weight in lb

+g=32;   //gravitational constant in ft/sec square

+m=w/g;  //calculating mass in slugs

+F=(G*m*m)/(r*r);  //calculating gravitational force in lb

+disp(F,"Gravitational force in lb = ");  //displaying gravitational force in lb

+

diff --git a/1301/CH4/EX4.9/ex4_9.sce b/1301/CH4/EX4.9/ex4_9.sce
new file mode 100755
index 000000000..33ff823e8
--- /dev/null
+++ b/1301/CH4/EX4.9/ex4_9.sce
@@ -0,0 +1,13 @@
+clc;

+G=6.67*10^-11   //universal gravitational constant in Nm square/kg square.

+m1=5.98*10^24;   //mass of earth in kg

+m2=7.36*10^22;   //mass of moon in kg

+r=3.84*10^8;     //radius of moon's orbit

+F=(G*m1*m2)/(r*r);  //calculating gravitationalforce in Newton

+v=sqrt((G*m1)/r);    //calculating velocity of moon in m/sec

+s=2*%pi*r;    //calculating circumference of moon's orbit in metre

+t=s/v;        //calculating time in sec

+disp(F,"Gravitational Force in Newton = ");  //displaying gravitational force in Newton

+disp(v,"Velocity in metre/sec = ");   //displaying velocity in metre

+disp(t,"Time in sec = ");  //displaying time in sec.

+disp(t/86400,"Time in days = ");  //displaying time in days
\ No newline at end of file