MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A filter is provided of order 3, find the roll-off rate. |
| A. | 6 dB/decade |
| B. | 60 dB/octave |
| C. | 60 dB/decade |
| D. | 3 dB/decade |
| Answer» D. 3 dB/decade | |
| 2. |
For a low pass filter of non-inverting type, the cutoff frequency is 2kHz and the input frequency is 4kHz. Find the phase shift in output. |
| A. | 117 |
| B. | -117 |
| C. | 243 |
| D. | -63 |
| Answer» E. | |
| 3. |
When the input frequency is equal to the cutoff frequency, how much is the phase shift in the output? |
| A. | 180 |
| B. | -135 |
| C. | -45 |
| D. | 135 |
| Answer» E. | |
| 4. |
Which is not a difference between active and passive filter? |
| A. | A passive filter does not use op-amp while an active filter uses an op-amp |
| B. | A passive filter can t use an inductor while an active filter can |
| C. | A passive filter performs only filtering while an active filter amplifies too |
| D. | A passive filter is used at audio frequency and an active at radio frequency |
| Answer» E. | |