initial commit / add all books

22 files changed, 153 insertions, 0 deletions

diff --git a/3648/CH25/EX25.1/Ex25_1.sce b/3648/CH25/EX25.1/Ex25_1.sce
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index 000000000..95660a2a9
--- /dev/null
+++ b/3648/CH25/EX25.1/Ex25_1.sce
@@ -0,0 +1,10 @@
+//Example 25_1

+clc();

+clear;

+//To find out how long does a particle lives when shooted

+l=2.6*10^-8        //units in sec

+t=0.95         //units in c

+life=l/sqrt(1-t^2)      //units in sec

+printf("The particle lves by a time of=")

+disp(life)

+printf("Sec")

diff --git a/3648/CH25/EX25.1/Ex25_1.txt b/3648/CH25/EX25.1/Ex25_1.txt
new file mode 100644
index 000000000..6dd02f668
--- /dev/null
+++ b/3648/CH25/EX25.1/Ex25_1.txt
@@ -0,0 +1,3 @@
+The particle lves by a time of= 

+    8.327D-08  

+Sec 
\ No newline at end of file
diff --git a/3648/CH25/EX25.10/Ex25_10.sce b/3648/CH25/EX25.10/Ex25_10.sce
new file mode 100644
index 000000000..4d364a398
--- /dev/null
+++ b/3648/CH25/EX25.10/Ex25_10.sce
@@ -0,0 +1,11 @@
+//Example 25_10

+clc();

+clear;

+//To calculate the be-broglies wavelength

+h=6.63*10^-34     //units in J

+c=5*10^7      //units in meters/sec

+m=9.1*10^-31  //Units in Kg

+lamda=h/(m*c)       //units in meters

+printf("The be-broglies wavelength is lamda=")

+disp(lamda)

+printf("Meters")

diff --git a/3648/CH25/EX25.10/Ex25_10.txt b/3648/CH25/EX25.10/Ex25_10.txt
new file mode 100644
index 000000000..9e0026977
--- /dev/null
+++ b/3648/CH25/EX25.10/Ex25_10.txt
@@ -0,0 +1,3 @@
+The be-broglies wavelength is lamda= 

+    1.457D-11  

+Meters 
\ No newline at end of file
diff --git a/3648/CH25/EX25.11/Ex25_11.sce b/3648/CH25/EX25.11/Ex25_11.sce
new file mode 100644
index 000000000..f4be436ce
--- /dev/null
+++ b/3648/CH25/EX25.11/Ex25_11.sce
@@ -0,0 +1,14 @@
+//Example 25_11

+clc();

+clear;

+//To describe the diffraction pattern that would be obtained by shooting bullet

+h=6.63*10^-34     //units in J

+m=10^-4      //Units in Kg

+c=200     //units in meters/sec

+p=m*c    //units in Kg meter/sec

+lamda=h/p            //units in meters

+width=0.2*10^-2     //units in meters

+sintheta=lamda/width      //units in radians

+printf("The diffraction pattern that would be obtained by shooting bullet is sin(theta)=")

+disp(sintheta)

+printf("Radians\n The diffraction angles are so small that the particles will travel essentially straight through the slit")

diff --git a/3648/CH25/EX25.11/Ex25_11.txt b/3648/CH25/EX25.11/Ex25_11.txt
new file mode 100644
index 000000000..b5ff97dc8
--- /dev/null
+++ b/3648/CH25/EX25.11/Ex25_11.txt
@@ -0,0 +1,4 @@
+The diffraction pattern that would be obtained by shooting bullet is sin(theta)= 

+    1.657D-29  

+Radians

+ The diffraction angles are so small that the particles will travel essentially straight through the slit 
\ No newline at end of file
diff --git a/3648/CH25/EX25.2/Ex25_2.sce b/3648/CH25/EX25.2/Ex25_2.sce
new file mode 100644
index 000000000..6fd64255b
--- /dev/null
+++ b/3648/CH25/EX25.2/Ex25_2.sce
@@ -0,0 +1,11 @@
+
+//Example 25_2

+clc();

+clear;

+//How long it would take according to earth clock for a space ship to make a round trip

+fac=0.9990          //Units in c

+relfactor=sqrt(1-fac^2)      //units in constant

+time1=4.5     //Units in Years

+time=2*time1   //Units in Years

+oritime=relfactor*time     //Units in years

+printf("The original time that is required to complete a round trip is=%.1f Years or %d Months",oritime,round(12*oritime))

diff --git a/3648/CH25/EX25.2/Ex25_2.txt b/3648/CH25/EX25.2/Ex25_2.txt
new file mode 100644
index 000000000..70e43be79
--- /dev/null
+++ b/3648/CH25/EX25.2/Ex25_2.txt
@@ -0,0 +1 @@
+The original time that is required to complete a round trip is=0.4 Years or 5 Months 
\ No newline at end of file
diff --git a/3648/CH25/EX25.3/Ex25_3.sce b/3648/CH25/EX25.3/Ex25_3.sce
new file mode 100644
index 000000000..99b7fdde6
--- /dev/null
+++ b/3648/CH25/EX25.3/Ex25_3.sce
@@ -0,0 +1,5 @@
+//Example 25_3

+clc();

+clear;

+//To graph the relativistic factor and explain why we do not observe relativistic time delaton n everyfay phenomena

+printf("In every day life our clocks never come any where close to such high speeds. The electrons in a beam such as that in television tube are easily accelerated to relativistic speeds")

diff --git a/3648/CH25/EX25.3/Ex25_3.txt b/3648/CH25/EX25.3/Ex25_3.txt
new file mode 100644
index 000000000..91dc3b4f2
--- /dev/null
+++ b/3648/CH25/EX25.3/Ex25_3.txt
@@ -0,0 +1 @@
+ In every day life our clocks never come any where close to such high speeds. The electrons in a beam such as that in television tube are easily accelerated to relativistic speeds 
\ No newline at end of file
diff --git a/3648/CH25/EX25.4/Ex25_4.sce b/3648/CH25/EX25.4/Ex25_4.sce
new file mode 100644
index 000000000..7a952f3ee
--- /dev/null
+++ b/3648/CH25/EX25.4/Ex25_4.sce
@@ -0,0 +1,5 @@
+//Example 25_4

+clc();

+clear;

+//To find out what does the women notice about the length of the stick as she starts rotating

+printf("She notices there is no change in stick. The length contraction effect concerns objects moving at high speed relative to observer. The meter stick is at rest relative to observer.")

diff --git a/3648/CH25/EX25.4/Ex25_4.txt b/3648/CH25/EX25.4/Ex25_4.txt
new file mode 100644
index 000000000..5ceed4a64
--- /dev/null
+++ b/3648/CH25/EX25.4/Ex25_4.txt
@@ -0,0 +1 @@
+She notices there is no change in stick. The length contraction effect concerns objects moving at high speed relative to observer. The meter stick is at rest relative to observer. 
\ No newline at end of file
diff --git a/3648/CH25/EX25.5/Ex25_5.sce b/3648/CH25/EX25.5/Ex25_5.sce
new file mode 100644
index 000000000..7cde91c06
--- /dev/null
+++ b/3648/CH25/EX25.5/Ex25_5.sce
@@ -0,0 +1,10 @@
+//Example 25_5

+clc();

+clear;

+//To compare the energy that obtained by changing all mass to energy

+m=0.1       //units in Kg

+c=3*10^8      //Units in meters/sec

+e=m*c^2        //units in J    

+printf("The energy that is obtained by changing all mass to energy is E=")

+disp(e)

+printf("J")

diff --git a/3648/CH25/EX25.5/Ex25_5.txt b/3648/CH25/EX25.5/Ex25_5.txt
new file mode 100644
index 000000000..c0d5ef107
--- /dev/null
+++ b/3648/CH25/EX25.5/Ex25_5.txt
@@ -0,0 +1,3 @@
+The energy that is obtained by changing all mass to energy is E= 

+    9.000D+15  

+J 
\ No newline at end of file
diff --git a/3648/CH25/EX25.6/Ex25_6.sce b/3648/CH25/EX25.6/Ex25_6.sce
new file mode 100644
index 000000000..b8fe5f25c
--- /dev/null
+++ b/3648/CH25/EX25.6/Ex25_6.sce
@@ -0,0 +1,11 @@
+//Example 25_6

+clc();

+clear;

+//To find the apparent mass of a high speed electron

+rati=1/3  //units in constant

+mo=9.6*10^-31      //units in Kg

+m=mo/(sqrt(1-rati^2))   //Units in Kg

+printf("The apparent mass of High speed electron is mo=")

+disp(m)

+printf("Kg")

+//In textbook answer printed wrong as m=9.*10^-31 Kg the correct answer is m=1.018*10^-30  

diff --git a/3648/CH25/EX25.6/Ex25_6.txt b/3648/CH25/EX25.6/Ex25_6.txt
new file mode 100644
index 000000000..3c0c2f5c9
--- /dev/null
+++ b/3648/CH25/EX25.6/Ex25_6.txt
@@ -0,0 +1,3 @@
+The apparent mass of High speed electron is mo= 

+    1.018D-30  

+Kg 
\ No newline at end of file
diff --git a/3648/CH25/EX25.7/Ex25_7.sce b/3648/CH25/EX25.7/Ex25_7.sce
new file mode 100644
index 000000000..7eafa9237
--- /dev/null
+++ b/3648/CH25/EX25.7/Ex25_7.sce
@@ -0,0 +1,10 @@
+//Example 25_7

+clc();

+clear;

+//To find the energy of the photon in a beam

+h=6.626*10^-34     //units in J

+c=3*10^8    //units in meters/sec

+lamda=1240*10^-9    //units in meters

+e=(h*c)/lamda     //units in J

+e=e/(1.6*10^-19)       //Units in eV

+printf("The energy of photon is E=%d eV",e)

diff --git a/3648/CH25/EX25.7/Ex25_7.txt b/3648/CH25/EX25.7/Ex25_7.txt
new file mode 100644
index 000000000..b74ba65e5
--- /dev/null
+++ b/3648/CH25/EX25.7/Ex25_7.txt
@@ -0,0 +1 @@
+The energy of photon is E=1 eV 
\ No newline at end of file
diff --git a/3648/CH25/EX25.8/Ex25_8.sce b/3648/CH25/EX25.8/Ex25_8.sce
new file mode 100644
index 000000000..f503fac5f
--- /dev/null
+++ b/3648/CH25/EX25.8/Ex25_8.sce
@@ -0,0 +1,22 @@
+//Example 25_8

+clc();

+clear;

+//To find the energy of photonn each case

+dist1=1240*10^-9      //units in meters

+lamda1=100      //units in meters

+e1=dist1/lamda1     //Units in eV

+dist2=1240      //units in nano meters

+lamda2=550      //units in meters

+e2=dist2/lamda2     //Units in eV

+dist3=1240      //units in nano meters

+lamda3=0.2      //units in meters

+e3=dist3/lamda3     //Units in eV

+printf("The energy with radio waves is E1=")

+disp(e1)

+printf("eV\n")

+printf("The energy with green light is E2=")

+disp(e2)

+printf("eV\n")

+printf("The energy with photon is E3=")

+disp(e3)

+printf("eV\n")

diff --git a/3648/CH25/EX25.8/Ex25_8.txt b/3648/CH25/EX25.8/Ex25_8.txt
new file mode 100644
index 000000000..dc320472c
--- /dev/null
+++ b/3648/CH25/EX25.8/Ex25_8.txt
@@ -0,0 +1,9 @@
+The energy with radio waves is E1= 

+    1.240D-08  

+eV

+The energy with green light is E2= 

+    2.2545455  

+eV

+The energy with photon is E3= 

+    6200.  

+eV
\ No newline at end of file
diff --git a/3648/CH25/EX25.9/Ex25_9.sce b/3648/CH25/EX25.9/Ex25_9.sce
new file mode 100644
index 000000000..6546c1683
--- /dev/null
+++ b/3648/CH25/EX25.9/Ex25_9.sce
@@ -0,0 +1,14 @@
+//Example 25_9

+clc();

+clear;

+//To find the value of work function for material

+h=6.63*10^-34     //units in J

+c=3*10^8    //units in meters/sec

+lamda=5*10^-7         //units in meters

+vo=0.6          //units in V

+e=1.6*10^-19      //units in eV

+phi=((h*c)/lamda)-(vo*e)          //Units in J

+

+phi=phi/(1.6*10^-19)   //units in eV

+

+printf("The value of work function for material is Phi=%.2f eV",phi)

diff --git a/3648/CH25/EX25.9/Ex25_9.txt b/3648/CH25/EX25.9/Ex25_9.txt
new file mode 100644
index 000000000..ceeec2276
--- /dev/null
+++ b/3648/CH25/EX25.9/Ex25_9.txt
@@ -0,0 +1 @@
+The value of work function for material is Phi=1.89 eV 
\ No newline at end of file