MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following region is coated with a metal? |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 2. |
Which of the following should not be the characteristic of the solar cell material? |
| A. | High Absorption |
| B. | High Conductivity |
| C. | High Energy Band |
| D. | High Availability |
| Answer» D. High Availability | |
| 3. |
What should be the band gap of the semiconductors to be used as solar cell materials? |
| A. | 0.5 eV |
| B. | 1 eV |
| C. | 1.5 eV |
| D. | 1.9 eV |
| Answer» D. 1.9 eV | |
| 4. |
The I-V characteristics of a solar cell are drawn in the fourth quadrant. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
What is the point where the graph touches the X-axis Indicate? |
| A. | Voltage Breakdown |
| B. | RMS Voltage |
| C. | Open Circuit Voltage |
| D. | Short Circuit Voltage |
| Answer» D. Short Circuit Voltage | |
| 6. |
During the collection of e-h pairs, holes are collected by _________ |
| A. | Front contact |
| B. | Back contact |
| C. | Si-wafer |
| D. | Finger electrodes |
| Answer» C. Si-wafer | |
| 7. |
What is the difference between Photodiode and Solar cell? |
| A. | No External Bias in Photodiode |
| B. | No External Bias in Solar cell |
| C. | Larger surface area in photodiode |
| D. | No difference |
| Answer» C. Larger surface area in photodiode | |
| 8. |
The principle of a solar cell is same as the photodiode. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which of the following materials cannot be used as solar cells materials? |
| A. | Si |
| B. | GaAs |
| C. | CdS |
| D. | PbS |
| Answer» E. | |
| 10. |
A solar cell is a ___________ |
| A. | P-type semiconductor |
| B. | N-type semiconductor |
| C. | Intrinsic semiconductor |
| D. | P-N Junction |
| Answer» E. | |