diff options
Diffstat (limited to '2780/CH7/EX7.2/Ex7_2.sce')
| -rwxr-xr-x | 2780/CH7/EX7.2/Ex7_2.sce | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/2780/CH7/EX7.2/Ex7_2.sce b/2780/CH7/EX7.2/Ex7_2.sce new file mode 100755 index 000000000..ead1e14d4 --- /dev/null +++ b/2780/CH7/EX7.2/Ex7_2.sce @@ -0,0 +1,9 @@ +clc
+//to calculate de Broglie wavelength
+//mo*c^2=1.507*10^-10/1.6*10^-19=941.87 Mev
+//since 12.8 Mev is very small compared to rest mass energy hence relavistic consideration may be ignored
+m=1.67*10^-27 //mass in kg
+h=6.62*10^-34 //plank's constant
+E=12.8*10^6 //energy in Mev
+lambda=h/sqrt(2*m*E*1.6*10^-19)
+disp("thede Broglie wavelength is lambda="+string(lambda)+"angstrom")
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