MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calculate the carrier lifetime when Cp=5 and Nt=1010cm-3. |
| A. | a)2*1011 |
| B. | b)2*10-11 |
| C. | c)20*10-11 |
| D. | d)20*1011 |
| Answer» C. c)20*10-11 | |
| 2. |
Calculate the emission rate where En=2.5, Nt=1010cm-3 and fF (Et)=0.6 . |
| A. | a)15*1010 |
| B. | b)1.5*1010 |
| C. | c)15*1011 |
| D. | d)1.5*1011 |
| Answer» C. c)15*1011 | |
| 3. |
Calculate the capture rate where Cn=10, Nt=1010cm-3, n=1020 and fF (Et)=0.4. |
| A. | a)6*1030 |
| B. | b)5*1030 |
| C. | c)36*1030 |
| D. | d)1.66*1029 |
| Answer» B. b)5*1030 | |
| 4. |
Calculate the recombination rate if the excess carrier concentration is 1014cm-3 and the carrier lifetime is 1µseconds. |
| A. | a)108 |
| B. | b)1010 |
| C. | c)1020 |
| D. | d)1014 |
| Answer» D. d)1014 | |