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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3557/CH17/EX17.7 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3557/CH17/EX17.7')
| -rw-r--r-- | 3557/CH17/EX17.7/Ex17_7.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/3557/CH17/EX17.7/Ex17_7.sce b/3557/CH17/EX17.7/Ex17_7.sce new file mode 100644 index 000000000..bad1d0159 --- /dev/null +++ b/3557/CH17/EX17.7/Ex17_7.sce @@ -0,0 +1,20 @@ +//Example 17.7//
+
+s=60;//ohm^-1 m^-1 //extrinsic conductivity
+q=0.16*10^-18;//C //1 coulomb of charge
+ue=0.364;//m^2/(V.s) //electron mobility
+n=s/(q*ue)
+mprintf("n = %e m^-3",n)
+a=1.03*10^21;//atomsP/m^3
+b=30.97;//g P
+c=0.6023*10^24;//atoms P //Avaogardo's Number
+d=1;//cm^3 Ge //given
+e=5.32//g Ge // Density of Germanium
+f=1;//m^3 //given
+g=10^6;//cm^3 //given
+p=a*(b/c)*(d/e)*(f/g)
+mprintf("\np = %e g P/g Ge",p)
+j=10^9;//as 10^9= 1 billion
+i=p*j
+mprintf("\ni = %f ppb P",i)
+mprintf(" ( As 10^9 = 1 billion)")
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