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| author | priyanka | 2015-06-24 15:03:17 +0530 |
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| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2183/CH7/EX7.2 | |
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initial commit / add all books
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| -rwxr-xr-x | 2183/CH7/EX7.2/Ex_7_2.sce | 16 |
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diff --git a/2183/CH7/EX7.2/Ex_7_2.sce b/2183/CH7/EX7.2/Ex_7_2.sce new file mode 100755 index 000000000..378722185 --- /dev/null +++ b/2183/CH7/EX7.2/Ex_7_2.sce @@ -0,0 +1,16 @@ +
+// Example 7.2 //quantum efficiency and responsivity
+clc;
+clear;
+close;
+e=1.6*10^-19;//elecronic charge
+re=1.2*10^12;// Average no. of electron hole pair generated
+rp=3*10^12;//no. of photons
+h=0.85;//wavelength in micro meter
+E=0.75;//energy gap in electron volt
+C=3*10^8;//SPEED of light in meter per second
+n=round((re/rp)*100);//quantum efficiency
+ht=6.62*10^-34;//plank constt.
+R=((n/100)*e*h*10^-6)/(ht*C);
+disp(n,"quantum efficiency (%)")
+disp(R,"Responsivity is in Ampere per Watt")
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