diff options
Diffstat (limited to '3875/CH12/EX12.5')
| -rw-r--r-- | 3875/CH12/EX12.5/12_5.txt | 1 | ||||
| -rw-r--r-- | 3875/CH12/EX12.5/Ex12_5.sce | 12 |
2 files changed, 13 insertions, 0 deletions
diff --git a/3875/CH12/EX12.5/12_5.txt b/3875/CH12/EX12.5/12_5.txt new file mode 100644 index 000000000..032879832 --- /dev/null +++ b/3875/CH12/EX12.5/12_5.txt @@ -0,0 +1 @@ + The penetration distance of the electron is = 1.16e-09 m or 1.16 nm
\ No newline at end of file diff --git a/3875/CH12/EX12.5/Ex12_5.sce b/3875/CH12/EX12.5/Ex12_5.sce new file mode 100644 index 000000000..0562e3c85 --- /dev/null +++ b/3875/CH12/EX12.5/Ex12_5.sce @@ -0,0 +1,12 @@ +clc;
+clear;
+m=9.1*10^-31 //mass in kg
+h=6.63*10^-34 //Plancks constant in J-s
+v=10^5 //velocity in m/s
+
+//calculation
+E=(m*v^2)/2
+gam=(2*%pi*sqrt(2*m*E))/h //in m^-1
+d=1/gam
+
+mprintf("The penetration distance of the electron is = %1.2e m or 1.16 nm",d)
|