7 files changed, 51 insertions, 44 deletions
diff --git a/1301/CH14/EX14.11/ex14_11.sce b/1301/CH14/EX14.11/ex14_11.sce
index e76f88744..364eac2b8 100755
--- a/1301/CH14/EX14.11/ex14_11.sce
+++ b/1301/CH14/EX14.11/ex14_11.sce
@@ -1,7 +1,7 @@
-clc;
-K=2*10^-7;        //constant in N/A square
-N=100;           //number of turns
-I=4;            //current in Ampere
-r=5*10^-2;              //radius in m
-B=(%pi*K*I*N)/s;       //calculating magnitude of field
-disp(B,"Magnitude of field in Tesla = ");    //displaying result
+clc;
+K=2*10^-7;        //constant in N/A square
+N=100;           //number of turns
+I=4;            //current in Ampere
+r=5*10^-2;              //radius in m
+B=(%pi*K*I*N)/r;       //calculating magnitude of field
+disp(B,"Magnitude of field in Tesla = ");    //displaying result
+\ No newline at end of file
diff --git a/1301/CH16/EX16.16/ex16_16.sce b/1301/CH16/EX16.16/ex16_16.sce
index 086441797..39265ac8b 100755
--- a/1301/CH16/EX16.16/ex16_16.sce
+++ b/1301/CH16/EX16.16/ex16_16.sce
@@ -1,6 +1,8 @@
-clc;
-v1=-20;     //velocity in m/sec
-vs=0;     //velocity in m/sec
-fs=500;    //original frquency
-f1=(fs*(v+v1))/(v-vs);   //doppler effect
-disp(f1,"Percieved frequency in Hz = ");   //diplaying result
-\ No newline at end of file
+clc;
+v1=-20;     //velocity in m/sec
+v=  343;
+vs=0;     //velocity in m/sec
+fs=500;    //original frquency
+f1=(fs*(v+v1))/(v-vs);   //doppler effect
+disp(f1,"Percieved frequency in Hz = ");   //diplaying result
+//470.845
+\ No newline at end of file
diff --git a/1301/CH18/EX18.11/ex18_11.sce b/1301/CH18/EX18.11/ex18_11.sce
index 8c5d9fbe6..5ae1a9a54 100755
--- a/1301/CH18/EX18.11/ex18_11.sce
+++ b/1301/CH18/EX18.11/ex18_11.sce
@@ -1,10 +1,11 @@
-clc;
-e=1.6*10^-19;      //charge
-ke=1.5*10^4;            //kinetic energy in eV
-KE=ke*e;         //calculating kinetic energy
-m=9.1*10^-31;      //mass in kg
-disp(KE,"Kinetic Energy in Joule = ");     //displaying result
-v=sqrt((2*KE)/m);        //calculating velocity
-disp(v,"Velocity in m/sec = ");      //displaying result
-l=h/(m*v);    //calculating wavelength
+clc;
+e=1.6*10^-19;      //charge
+h= 6.626 * 10^-34;
+ke=1.5*10^4;            //kinetic energy in eV
+KE=ke*e;         //calculating kinetic energy
+m=9.1*10^-31;      //mass in kg
+disp(KE,"Kinetic Energy in Joule = ");     //displaying result
+v=sqrt((2*KE)/m);        //calculating velocity
+disp(v,"Velocity in m/sec = ");      //displaying result
+l=h/(m*v);    //calculating wavelength
 disp(l,"Wavelength in metre = ");     h=6.63*10^-34;  //planck's constant in J.sec
 \ No newline at end of file
diff --git a/1301/CH21/EX21.8/ex21_8.sce b/1301/CH21/EX21.8/ex21_8.sce
index 1349fef17..8ff3f524c 100755
--- a/1301/CH21/EX21.8/ex21_8.sce
+++ b/1301/CH21/EX21.8/ex21_8.sce
@@ -1,4 +1,5 @@
-clc;
-E=2.18*10^-18;      //energy in Joule
-k=1.38*10^-23;      //constant in J/K
+clc;
+E=2.18*10^-18;      //energy in Joule
+h= 6.626 * 10^-34;
+k=1.38*10^-23;      //constant in J/K
 disp(E/h,"Frequency in Hz = ");  //displaying result
 \ No newline at end of file
diff --git a/1301/CH3/EX3.22/ex3_22.sce b/1301/CH3/EX3.22/ex3_22.sce
index cd4cc0d1b..51b4206dc 100755
--- a/1301/CH3/EX3.22/ex3_22.sce
+++ b/1301/CH3/EX3.22/ex3_22.sce
@@ -1,8 +1,9 @@
-clc;
-F=50-30;     //force in lb
-w1=50;     //weight in lb
-w2=30;      //weight in lb
-m=(w1+w2)/g;   //calculating mass
-disp(m,"Mass in slugs = "); //displaying result
-a=F/m;      //Newton's Law
-disp(a,"Accelaration in ft/sec square = ");   //displaying result
+clc;
+F=50-30;     //force in lb
+g = 9.81;
+w1=50;     //weight in lb
+w2=30;      //weight in lb
+m=(w1+w2)/g;   //calculating mass
+disp(m,"Mass in slugs = "); //displaying result
+a=F/m;      //Newton's Law
+disp(a,"Accelaration in ft/sec square = ");   //displaying result
+\ No newline at end of file
diff --git a/1301/CH5/EX5.14/ex5_14.sce b/1301/CH5/EX5.14/ex5_14.sce
index f2e562041..05d5926b0 100755
--- a/1301/CH5/EX5.14/ex5_14.sce
+++ b/1301/CH5/EX5.14/ex5_14.sce
@@ -1,7 +1,8 @@
-clc;
-w=2500;        //weight in lb
-v=40;          //velocity in mi/hr
-m=w/g;         //calculating mass in slugs
-v=40*1.47;     //converting velocity in ft/sec
-KE=(1/2)*(m*v*v);  //calculating Kinetic energy in ft.lb
+clc;
+w=2500;        //weight in lb
+v=40;          //velocity in mi/hr
+g = 32.2;
+m=w/g;         //calculating mass in slugs
+v=40*1.47;     //converting velocity in ft/sec
+KE=(1/2)*(m*v*v);  //calculating Kinetic energy in ft.lb
 disp(KE,"Kinetic Energy in ft.lb = ");  //displaying result
 \ No newline at end of file
diff --git a/1301/CH5/EX5.20/ex5_20.sce b/1301/CH5/EX5.20/ex5_20.sce
index 691351143..844030a49 100755
--- a/1301/CH5/EX5.20/ex5_20.sce
+++ b/1301/CH5/EX5.20/ex5_20.sce
@@ -1,6 +1,7 @@
-clc;
-P=10^8;    //power in Watt
-t=60*60*24;   //t in seconds for 1 day
-E=P*t;      //calculating energy in Joule using E=P*t
-m=E/(c*c);  //calculating m in kg using Einstein's equation:E=m*c*c
+clc;
+P=10^8;    //power in Watt
+c = 3*10^8;
+t=60*60*24;   //t in seconds for 1 day
+E=P*t;      //calculating energy in Joule using E=P*t
+m=E/(c*c);  //calculating m in kg using Einstein's equation:E=m*c*c
 disp(m,"Mass in kg = ");  //displaying result
 \ No newline at end of file