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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
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| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3753/CH8/EX8.4 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3753/CH8/EX8.4')
| -rw-r--r-- | 3753/CH8/EX8.4/Ex8_4.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/3753/CH8/EX8.4/Ex8_4.sce b/3753/CH8/EX8.4/Ex8_4.sce new file mode 100644 index 000000000..138e9e293 --- /dev/null +++ b/3753/CH8/EX8.4/Ex8_4.sce @@ -0,0 +1,20 @@ +//Example number 8.4, Page number 8.18 + +clc;clear;close + +// Variable declaration +N=6.023*10^23 // constant +delta_Hv=1.6*10^-19 //unitless +k=1.38*10^-23 //constant +T=500 // in K +mv=5.55; // molar volume +x=2*10^-8; // numbber of cm in 1 angstrom + +// Calculations +n=N*exp(-delta_Hv/(k*T))/mv // in per cm^3 +a=(n/(5*10^7*10^6))*x; // in cm + +// Result +printf("The number that must be created on heating from 0 to 500K is n = %.2e per cm^3",n) // into cm^3 +printf("\nAs one step is 2 Angstorms, 5*10^7 vacancies are required for 1cm") +printf("\nThe amount of climb down by the dislocation is : %.4f cm",a*10^8) |