MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is used as a voltage regulator? |
| A. | Photodiode |
| B. | Solar cell |
| C. | LED |
| D. | Zener diode |
| Answer» C. LED | |
| 2. |
The I-V characteristics of a LED are similar to that of Si junction diode. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Identify the one on which no external bias is applied. |
| A. | Zener diode |
| B. | Solar cell |
| C. | Photodiode |
| D. | Light-emitting diode |
| Answer» C. Photodiode | |
| 4. |
Which of the following converts light energy to electric current? |
| A. | LED |
| B. | Zener diode |
| C. | Photodiode |
| D. | Solar cell |
| Answer» D. Solar cell | |
| 5. |
Which of the following is operated in forward bias? |
| A. | LED |
| B. | Zener diode |
| C. | Photodiode |
| D. | Solar cell |
| Answer» B. Zener diode | |