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Diffstat (limited to '3856/CH14/EX14.5/Ex14_5.sce')
| -rw-r--r-- | 3856/CH14/EX14.5/Ex14_5.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3856/CH14/EX14.5/Ex14_5.sce b/3856/CH14/EX14.5/Ex14_5.sce new file mode 100644 index 000000000..3a46da62a --- /dev/null +++ b/3856/CH14/EX14.5/Ex14_5.sce @@ -0,0 +1,21 @@ +//What is a wavelength of an electron when it is accelerated
+
+//Example 14.5
+
+clc;
+
+clear;
+
+h=6.626*10^-34; //Planck's constant in J s
+
+me=9.109*10^-31; //Mass of the electron in kg
+
+e=1.602*10^-19; //Charge on an electron in C
+
+V=1*10^3; //Potencial difference in V
+
+Lemda1=h/sqrt(2*me*e*V); //Wavelength of an electron in m (1 J=1 C *1 V)
+
+Lemda=Lemda1*10^9; //Wavelength of an electron in nm (1m=10^9 nm)
+
+printf("Wavelength of an electron = %.4f nm",Lemda);
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