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Diffstat (limited to '2780/CH7/EX7.24/Ex7_24.sce')
| -rwxr-xr-x | 2780/CH7/EX7.24/Ex7_24.sce | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/2780/CH7/EX7.24/Ex7_24.sce b/2780/CH7/EX7.24/Ex7_24.sce new file mode 100755 index 000000000..3b36a8460 --- /dev/null +++ b/2780/CH7/EX7.24/Ex7_24.sce @@ -0,0 +1,9 @@ +clc
+//to calculate energy of an electron
+n=1 //least energy of the particle
+h=6.63*10^-34 //planck's constant in Js
+m=9.11*10^-31 //mass of electron in kg
+a=10^-10 //width in angstrom
+E=(n^2)*(h^2)/(8*m*(1.602*10^-19)*a^2)
+disp("energy of an electron moving in one dimension in an infinitely high potential box is E="+string(E)+"eV")
+//the answer is given wrong in the book E=5.68 eV
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