MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
Carbon microphone has a bidirectional feature. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Flyback switched mode is used in television because it does not require a filter choke. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
IN_INDIA,_THE_SUBCARRIER_FREQUENCY_FOR_TRANSMISSION_OF_COLOR_DIFFERENCE_SIGNALS_IN_TELEVISION_IS_APPROXIMATELY_________?$ |
| A. | 10.47 MHZ |
| B. | 5.4 MHZ |
| C. | 7.67 MHZ |
| D. | 1.3 MHZ |
| Answer» E. | |
| 4. |
Flyback switched mode is used in television because it does not require a filter choke.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Carbon microphone has a bidirectional feature? |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Which of the following is a reflector antenna? |
| A. | Marconi reflector antenna |
| B. | Corner reflector antenna |
| C. | Helical antenna |
| D. | Bow tie antenna |
| Answer» C. Helical antenna | |
| 7. |
In which of the modulation, the waveform is modified resulting in a signal where each quarter cycle is transposed. |
| A. | AM |
| B. | FM |
| C. | PM |
| D. | TM |
| Answer» E. | |
| 8. |
TM stands for _________ |
| A. | Trans positional Modulation |
| B. | Time Multiplexing |
| C. | Transit Modulation |
| D. | Tuned Modulation |
| Answer» B. Time Multiplexing | |
| 9. |
Ground wave travels along surface of ground. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Waves of frequency 60MHz can penetrate the atmosphere. |
| A. | True |
| B. | False |
| Answer» B. False | |