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Diffstat (limited to '1952/CH12/EX12.3')
| -rwxr-xr-x | 1952/CH12/EX12.3/Ex3.sce | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/1952/CH12/EX12.3/Ex3.sce b/1952/CH12/EX12.3/Ex3.sce new file mode 100755 index 000000000..62480f754 --- /dev/null +++ b/1952/CH12/EX12.3/Ex3.sce @@ -0,0 +1,9 @@ +// Additional solved examples , Example 3 , pg 331
+T=260+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)
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