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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2780/CH1/EX1.20/Ex1_20.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2780/CH1/EX1.20/Ex1_20.sce')
| -rwxr-xr-x | 2780/CH1/EX1.20/Ex1_20.sce | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/2780/CH1/EX1.20/Ex1_20.sce b/2780/CH1/EX1.20/Ex1_20.sce new file mode 100755 index 000000000..5fca4d8fc --- /dev/null +++ b/2780/CH1/EX1.20/Ex1_20.sce @@ -0,0 +1,9 @@ +clc
+//to calculate mass(m),speed(v) of an electron
+K=1.5*10^6*1.6*10^-19 //kinetic energy(J)
+m0=9.11*10^-31 //rest mass of an electron(kg)
+c=3*10^8 // velocity of light in vacuum(m/s)
+m=(K/c^2)+m0 //relativistic kinetic energy(k=(m-mo)c^2)
+disp("mass is m="+string(m)+"kg ")
+v=c*sqrt(1-m0^2/m^2)
+disp("speed of an electron is v="+string(v)+"m/s")
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