MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A bandpass filter rejects direct current. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Identify the one that is not required in the process of production of amplitude modulated wave? |
| A. | Square law device |
| B. | Rectifier |
| C. | Bandpass filter |
| D. | Combination of message and carrier signal |
| Answer» C. Bandpass filter | |
| 3. |
Which of the following is true about carrier signal? |
| A. | Carrier signals have low frequency |
| B. | Carrier signals are used to increase the wavelength of the signal |
| C. | Carrier signals have high frequency |
| D. | Carrier signals and message signals are the same |
| Answer» D. Carrier signals and message signals are the same | |
| 4. |
Which one of the following is a way to produce a signal? |
| A. | Superimposition with a carrier signal |
| B. | Superimposition with a received signal |
| C. | Superimposition with a transmitted signal |
| D. | No superimposition is required |
| Answer» B. Superimposition with a received signal | |