MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is the curve for Fermi-Dirac statistics? |
| A. | X |
| B. | Y |
| C. | Z |
| D. | None |
| Answer» D. None | |
| 2. |
The density of silver is 10.5 g/cm3 and its atomic weight is 108. If each atom contributes one electron for conduction, what is the fermi energy? |
| A. | 2.12 eV |
| B. | 3.31 eV |
| C. | 4.69 eV |
| D. | 5.51 eV |
| Answer» E. | |
| 3. |
What is the relationship between T1 and T2? |
| A. | T1 > T2 |
| B. | T1 < T2 |
| C. | T1 = T2 |
| D. | Insufficient Information |
| Answer» C. T1 = T2 | |
| 4. |
At T > 0K, the probability of a state with E > EF filled is zero. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
The Maxwell-Boltzmann law is given by the expression ni = ________ |
| A. | \(\frac{g}{e^{\alpha+\beta E}} \) |
| B. | \(\frac{g}{e^{\alpha+\beta E}-1} \) |
| C. | \(\frac{g}{e^{\alpha+\beta E}+1} \) |
| D. | \(\frac{g}{e^{\alpha+\beta E}+k} \) |
| Answer» D. \(\frac{g}{e^{\alpha+\beta E}+k} \) | |