Advertisements
Advertisements
प्रश्न
How many extra free electrons does the addition of \[0.001\%\] arsenic donate in \[1\ \mathrm{cm^3}\] of germanium?
पर्याय
\[10^{22}\] extra free electrons
\[10^{17}\] extra free electrons
\[10^{4}\] extra free electrons
\[2.5\times10^{13}\] extra free electrons
MCQ
Advertisements
उत्तर
Adding \[0.001\%\] arsenic donates \[10^{17}\] extra free electrons in the same volume. This greatly increases the free-electron count compared with pure germanium.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
