MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calculate the diffusion constant for the electrons when the mobility of the electrons is 325cm2/V-s and temperature is 300K? |
| A. | t0.85 m<sup>2</sup>/s |
| B. | t0.084 m<sup>2</sup>/s |
| C. | t0.58 m<sup>2</sup>/s |
| D. | t0.95 m<sup>2</sup>/s |
| Answer» D. t0.95 m<sup>2</sup>/s | |
| 2. |
Calculate the diffusion constant for the holes when the mobility of the holes is 400cm2/V-s and temperature is 300K? |
| A. | t1.035m m<sup>2</sup>/s |
| B. | t0.035m m<sup>2</sup>/s |
| C. | t1.5m m<sup>2</sup>/s |
| D. | t1.9m m<sup>2</sup>/s |
| Answer» B. t0.035m m<sup>2</sup>/s | |
| 3. |
Which of the following term isn t a part of the total current density in a semiconductor? |
| A. | tTemperature |
| B. | t |
| C. | te |
| D. | tE |
| Answer» B. t | |