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. |
Find the true statement. |
| A. | The value of the harmonic is equal to its contribution to the waveform |
| B. | The value of the harmonic is directly proportional to its contribution to the waveform |
| C. | The value of the harmonic is independent of its contribution to the waveform |
| D. | The value of the harmonic is inversely proportional to its contribution to the waveform |
| Answer» E. | |
| 2. |
A TV signal is allocated with a bandwidth of 6 MHz. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
The frequencies for transmitting music is which of the following? |
| A. | Low |
| B. | High |
| C. | Moderate |
| D. | Very high |
| Answer» C. Moderate | |
| 4. |
What is the frequency range for a speech signal? |
| A. | 20 Hz to 20 kHz |
| B. | 20 kHz to 20 MHz |
| C. | 300 Hz to 3100 Hz |
| D. | 30 Hz to 310 Hz |
| Answer» D. 30 Hz to 310 Hz | |
| 5. |
The communication system needed for a given signal depends on which of the following? |
| A. | Band of frequencies |
| B. | Length of the channel |
| C. | Size of the transmitter |
| D. | Size of the collector |
| Answer» B. Length of the channel | |