MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
FOURIER_ANALYSIS_HELPS_US_TO_DETERMINE_HOW_MUCH_BANDWIDTH_A_PARTICULAR_SIGNAL_OCCUPIES.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
A_CIRCUIT_HAS_A_BANDWIDTH_OF_200_KHZ._WHAT_IS_THE_FASTEST_RISE_TIME_THIS_CIRCUIT_WILL_PASS??$ |
| A. | 1.5μs |
| B. | 2.3μs |
| C. | 1.2μs |
| D. | 1.75μs |
| Answer» E. | |
| 3. |
A pulse train has a rise time of 6 ns. What is the minimum bandwidth to pass this pulse train faithfully? |
| A. | 58.3MHz |
| B. | 42.6MHz |
| C. | 812MHz |
| D. | 41.5MHz |
| Answer» B. 42.6MHz | |
| 4. |
What is the band width required to pass a signal with t0=75√ó10-9 without excessive distortions?$ |
| A. | 14MHz |
| B. | 53.7MHz |
| C. | 13.33MHz |
| D. | 11.56MHz |
| Answer» D. 11.56MHz | |
| 5. |
Which instrument produces frequency domain information? |
| A. | Oscilloscope |
| B. | Spectrum analyzer |
| C. | Frequency divider |
| D. | Beam analyzer |
| Answer» C. Frequency divider | |
| 6. |
What is the peak value of 5th harmonic if the square wave has a peak voltage of 3v and a frequency of 48Khz? |
| A. | 0.74 |
| B. | 0.52 |
| C. | 0.76 |
| D. | 1.5 |
| Answer» D. 1.5 | |
| 7. |
An infinite number of odd harmonics are present in a sine wave. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
What is the frequency of 7th harmonic of a 2KHz sine wave? |
| A. | 14Khz |
| B. | 9KHz |
| C. | 5KHz |
| D. | 2KHz |
| Answer» B. 9KHz | |
| 9. |
What is the duty cycle of a square wave with equal duration positive and negative alterations? |
| A. | 100% |
| B. | 50% |
| C. | 200% |
| D. | 25% |
| Answer» C. 200% | |
| 10. |
A sine wave whose frequency is some integer multiple of a fundamental sine wave is called? |
| A. | Complex wave |
| B. | Square wave |
| C. | Harmonic |
| D. | Digital pulses |
| Answer» D. Digital pulses | |