MCQOPTIONS
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This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Communications knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For removing unwanted signals we should use ________ |
| A. | mixing method |
| B. | filter method |
| C. | modulation method |
| D. | detecting method |
| Answer» C. modulation method | |
| 2. |
Find the carrier frequency if the inductance and capacitance are 30 H and 10nF respectively? |
| A. | 244KHz |
| B. | 523KHz |
| C. | 290KHZ |
| D. | 300KHz |
| Answer» D. 300KHz | |
| 3. |
Carrier frequency is given by the formula ________ |
| A. | ( frac{1}{2 pi sqrt{LC}} ) |
| B. | ( frac{1}{2 pi sqrt{L}} ) |
| C. | ( frac{1}{2 pi sqrt{C}} ) |
| D. | ( frac{1}{ pi sqrt{LC}} ) |
| Answer» B. ( frac{1}{2 pi sqrt{L}} ) | |