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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 /1952/CH2/EX2.2/Ex2_2.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 '1952/CH2/EX2.2/Ex2_2.sce')
| -rwxr-xr-x | 1952/CH2/EX2.2/Ex2_2.sce | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/1952/CH2/EX2.2/Ex2_2.sce b/1952/CH2/EX2.2/Ex2_2.sce new file mode 100755 index 000000000..3b7f409b5 --- /dev/null +++ b/1952/CH2/EX2.2/Ex2_2.sce @@ -0,0 +1,12 @@ +// chapter 2 , Example2 2 , pg 53
+T=250+273 //temperature(in kelvin) (converting celsius into kelvin)
+h=6.625*10^-34//plancks constant(in Js)
+c=3*10^8//speed of light(in m/s)
+lam=590*10^-9//wavelength(in m)
+k=1.38*10^-23//boltzman constant (in (m^2*Kg)/(s^2*k))
+N=1/(exp((h*c)/(lam*k*T))-1) //N=((n21)'/(n21)) ratio of stimulated emission to spontaneous emission
+printf("Ratio of stimulated emission to spontaneous emission is")
+disp(N)
+
+
+//answer given is wrong
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