MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the function of the receiver? |
| A. | Converts signal into electric form |
| B. | Reducing noise during transmission |
| C. | Operating on the received signal |
| D. | Converting the signal into a useful form |
| Answer» D. Converting the signal into a useful form | |
| 2. |
Which of the following is the reason for signal distortion? |
| A. | Speed of the signal |
| B. | Wearing down of the essential elements |
| C. | Absence of a channel |
| D. | Channel imperfection |
| Answer» E. | |
| 3. |
A channel can be either in the form of wires or wireless. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Which among the following can be an input to a transmitter? |
| A. | Voice signal |
| B. | Electric signal |
| C. | Light signal |
| D. | Wave signal |
| Answer» C. Light signal | |
| 5. |
Which of the following is the purpose of the transmitter? |
| A. | Converts signals to electric form |
| B. | Operating the received signal |
| C. | Converting the signal into a suitable form |
| D. | Reduces noise from signals |
| Answer» D. Reduces noise from signals | |
| 6. |
How many elements are essential for any communication system? |
| A. | 3 |
| B. | 2 |
| C. | 4 |
| D. | 7 |
| Answer» B. 2 | |