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-rw-r--r--3669/CH4/EX4.1/1.sce12
-rw-r--r--3669/CH4/EX4.10/10.sce16
-rw-r--r--3669/CH4/EX4.11/11.sce15
-rw-r--r--3669/CH4/EX4.12/12.sce16
-rw-r--r--3669/CH4/EX4.13/13.sce14
-rw-r--r--3669/CH4/EX4.14/14.sce9
-rw-r--r--3669/CH4/EX4.2/2.sce15
-rw-r--r--3669/CH4/EX4.3/3.sce17
-rw-r--r--3669/CH4/EX4.4/4.sce13
-rw-r--r--3669/CH4/EX4.5/5.sce9
-rw-r--r--3669/CH4/EX4.6/6.sce12
-rw-r--r--3669/CH4/EX4.8/8.sce12
-rw-r--r--3669/CH4/EX4.9/9.sce10
13 files changed, 170 insertions, 0 deletions
diff --git a/3669/CH4/EX4.1/1.sce b/3669/CH4/EX4.1/1.sce
new file mode 100644
index 000000000..55edd4f86
--- /dev/null
+++ b/3669/CH4/EX4.1/1.sce
@@ -0,0 +1,12 @@
+
+//Variable declaration
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+E=2000; //energy(eV)
+
+//Calculation
+lamda=h/sqrt(2*m*E*e); //wavelength(m)
+
+//Result
+printf('wavelength is %0.4f nm\n ',(lamda*10**9))
diff --git a/3669/CH4/EX4.10/10.sce b/3669/CH4/EX4.10/10.sce
new file mode 100644
index 000000000..3b81b2cf6
--- /dev/null
+++ b/3669/CH4/EX4.10/10.sce
@@ -0,0 +1,16 @@
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=2*10**-10; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in g state(eV)
+E2=2**2*E1; //energy value in 2nd quantum state(eV)
+E4=4**2*E1; //energy value in 2nd quantum state(eV)
+
+//Result
+printf('energy value in 2nd quantum state is %0.3f \n',(E2))
+printf('energy value in 4th quantum state is %0.3d eV\n ',(E4))
+printf('answer varies due to approximating off errors\n') \ No newline at end of file
diff --git a/3669/CH4/EX4.11/11.sce b/3669/CH4/EX4.11/11.sce
new file mode 100644
index 000000000..9df8441e9
--- /dev/null
+++ b/3669/CH4/EX4.11/11.sce
@@ -0,0 +1,15 @@
+
+//Variable declaration
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+V=344; //potemtial(V)
+n=1;
+theta=60; //angle(degrees)
+
+//Calculation
+theta=theta*%pi/180; //angle(radian)
+d=n*h/(2*sin(theta)*sqrt(2*m*V*e)); //interplanar spacing(m)
+
+//Result
+printf('interplanar spacing is %0.3f angstrom \n',(d*10**10)) \ No newline at end of file
diff --git a/3669/CH4/EX4.12/12.sce b/3669/CH4/EX4.12/12.sce
new file mode 100644
index 000000000..2822b4134
--- /dev/null
+++ b/3669/CH4/EX4.12/12.sce
@@ -0,0 +1,16 @@
+
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.11*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=1*10**-10; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in g state(eV)
+E3=3**2*E1; //energy value in 2nd quantum state(eV)
+E=E3-E1; //energy required to pump an electron(eV)
+
+//Result
+printf('energy required to pump an electron is %0.3f eV \n',(E))
+printf('answer varies due to approximating off errors\n') \ No newline at end of file
diff --git a/3669/CH4/EX4.13/13.sce b/3669/CH4/EX4.13/13.sce
new file mode 100644
index 000000000..e2702f6ea
--- /dev/null
+++ b/3669/CH4/EX4.13/13.sce
@@ -0,0 +1,14 @@
+
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.11*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=2*10**-10; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in g state(eV)
+
+//Result
+printf('minimum energy is %0.3f eV \n',(E1))
+printf('answer varies due to approximating off errors\n') \ No newline at end of file
diff --git a/3669/CH4/EX4.14/14.sce b/3669/CH4/EX4.14/14.sce
new file mode 100644
index 000000000..03a43e8c1
--- /dev/null
+++ b/3669/CH4/EX4.14/14.sce
@@ -0,0 +1,9 @@
+
+//Variable declaration
+V=1600; //voltage(V)
+
+//Calculation
+lamda=1.227/sqrt(V); //wavelength(nm)
+
+//Result
+printf('wavelength is %0.3f angstrom \n',(lamda*10)) \ No newline at end of file
diff --git a/3669/CH4/EX4.2/2.sce b/3669/CH4/EX4.2/2.sce
new file mode 100644
index 000000000..37e770be6
--- /dev/null
+++ b/3669/CH4/EX4.2/2.sce
@@ -0,0 +1,15 @@
+
+//Variable declaration
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.626*10**-34; //planck's constant
+lamda=1.66*10**-10; //wavelength(m)
+
+//Calculation
+v=h/(m*lamda); //velocity(m/s)
+E=h**2/(2*m*e*lamda**2); //kinetic energy(eV)
+
+//Result
+printf('velocity is %0.3f *10**4 m/s \n',(v/10**4))
+printf('answer varies due to approximating off errors\n')
+printf('kinetic energy is %0.3f eV \n',(E)) \ No newline at end of file
diff --git a/3669/CH4/EX4.3/3.sce b/3669/CH4/EX4.3/3.sce
new file mode 100644
index 000000000..aa477893d
--- /dev/null
+++ b/3669/CH4/EX4.3/3.sce
@@ -0,0 +1,17 @@
+
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=1*10**-10; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in ground state(eV)
+E2=4*E1; //energy value in 1st state(eV)
+E3=9*E1; //energy value in 2nd state(eV)
+
+//Result
+printf('energy value in ground state is %0.4f eV",(E1))
+printf('\nenergy value in 1st state is %0.2f eV",(E2))
+printf('\nenergy value in 2nd state is %0.4f eV",(E3))
diff --git a/3669/CH4/EX4.4/4.sce b/3669/CH4/EX4.4/4.sce
new file mode 100644
index 000000000..10b9d85f8
--- /dev/null
+++ b/3669/CH4/EX4.4/4.sce
@@ -0,0 +1,13 @@
+
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=4*10**-10; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in g state(eV)
+
+//Result
+printf('minimum energy is %0.3f eV \n',(E1)) \ No newline at end of file
diff --git a/3669/CH4/EX4.5/5.sce b/3669/CH4/EX4.5/5.sce
new file mode 100644
index 000000000..822e63ad6
--- /dev/null
+++ b/3669/CH4/EX4.5/5.sce
@@ -0,0 +1,9 @@
+
+//Variable declaration
+V=15*10**3; //voltage(V)
+
+//Calculation
+lamda=1.227/sqrt(V); //wavelength(nm)
+
+//Result
+printf('wavelength is %0.3f nm \n',(lamda)) \ No newline at end of file
diff --git a/3669/CH4/EX4.6/6.sce b/3669/CH4/EX4.6/6.sce
new file mode 100644
index 000000000..5562959c0
--- /dev/null
+++ b/3669/CH4/EX4.6/6.sce
@@ -0,0 +1,12 @@
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=0.05*10**-9; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in g state(eV)
+
+//Result
+printf('minimum energy is %0.3f eV \n',(E1)) \ No newline at end of file
diff --git a/3669/CH4/EX4.8/8.sce b/3669/CH4/EX4.8/8.sce
new file mode 100644
index 000000000..aa2ba9e3b
--- /dev/null
+++ b/3669/CH4/EX4.8/8.sce
@@ -0,0 +1,12 @@
+//Variable declaration
+n=1;
+e=1.6*10**-19;
+m=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+L=3*10**-10; //width(m)
+
+//Calculation
+E1=n**2*h**2/(8*m*e*L**2); //energy value in g state(eV)
+
+//Result
+printf('minimum energy is %0.3f eV \n',(E1)) \ No newline at end of file
diff --git a/3669/CH4/EX4.9/9.sce b/3669/CH4/EX4.9/9.sce
new file mode 100644
index 000000000..394c3e2f7
--- /dev/null
+++ b/3669/CH4/EX4.9/9.sce
@@ -0,0 +1,10 @@
+//Variable declaration
+me=1.676*10**-27; //mass(kg)
+mn=9.1*10**-31; //mass(kg)
+h=6.63*10**-34; //planck's constant
+
+//Calculation
+lamda_n=h/sqrt(4*mn*me); //de broglie wavelength(m)
+
+//Result
+printf('de broglie wavelength is %0.3f nm \n',int(lamda_n*10**9)) \ No newline at end of file
generated by cgit (git 2.34.1) at 2024-12-19 19:22:05 +0000