MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A 3 GHz carrier is DSB SC modulated by a signal with maximum frequency of 2 MHz. The minimum sampling frequency required for the signal so that the signal is ideally sampled is |
| A. | 4 MHz |
| B. | 6 MHz |
| C. | 6.004 GHz |
| D. | 6 GHz |
| Answer» D. 6 GHz | |
| 2. |
A 100MHz carrier is frequency modulated by 5 KHz wave. For a frequency deviation of 100 KHz, calculate the carrier swing of the FM signal. |
| A. | 2000 KHz |
| B. | 100 KHz |
| C. | 105 KHz |
| D. | 200 KHz |
| Answer» E. | |
| 3. |
A 100MHz carrier is frequency modulated by 10 KHz wave. For a frequency deviation of 50 KHz, calculate the modulation index of the FM signal. |
| A. | 100 |
| B. | 50 |
| C. | 70 |
| D. | 90 |
| Answer» C. 70 | |