MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Signals & Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Find the Nyquist rate and Nyquist interval for the signal f(t) = -10 sin 40 t cos 300 t. |
| A. | 40 Hz, 40 sec |
| B. | 340 Hz, 340 sec |
| C. | 300 Hz, 300 sec |
| D. | 340 Hz, ( frac{1}{340} ) sec |
| Answer» E. | |
| 2. |
Determine the Nyquist rate of the signal x(t) = 1 + cos 2000 t + sin 4000 t. |
| A. | 2000 Hz |
| B. | 4000 Hz |
| C. | 1 Hz |
| D. | 6000 Hz |
| Answer» C. 1 Hz | |
| 3. |
The sampling frequency of a signal is Fs = 2000 samples per second. Find its Nyquist interval. |
| A. | 0.5 sec |
| B. | 5 msec |
| C. | 5 sec |
| D. | 0.5 msec |
| Answer» C. 5 sec | |
| 4. |
Find the Nyquist rate and Nyquist interval for the signal f(t) = rect(200t). |
| A. | Hz, 0 sec |
| B. | 0 Hz, sec |
| C. | Hz, Hz |
| D. | 0 Hz, 0 sec |
| Answer» B. 0 Hz, sec | |
| 5. |
Find the Nyquist rate and Nyquist interval for the signal f(t) = 1 + sinc300 t. |
| A. | 300 Hz, 3 msec |
| B. | 300 Hz, 3.3 msec |
| C. | 30 Hz, 3 msec |
| D. | 3 Hz, 3 msec |
| Answer» C. 30 Hz, 3 msec | |
| 6. |
Find the Nyquist rate and Nyquist interval for the signal f(t) = ( Big[ frac{sin 500 t}{ t} Big]^2 ). |
| A. | 1000 Hz, 1 msec |
| B. | 1 Hz, 1000 sec |
| C. | 1000 Hz, 1 sec |
| D. | 1000 Hz, 1000 sec |
| Answer» B. 1 Hz, 1000 sec | |
| 7. |
Find the Nyquist rate and Nyquist interval for the signal f(t)= ( frac{sin 500 t}{ t} ). |
| A. | 500 Hz, 2 sec |
| B. | 500 Hz, 2 msec |
| C. | 2 Hz, 500 sec |
| D. | 2 Hz, 500 msec |
| Answer» C. 2 Hz, 500 sec | |
| 8. |
Which of the following is the process of aliasing ? |
| A. | Peaks overlapping |
| B. | Phase overlapping |
| C. | Amplitude overlapping |
| D. | Spectral overlapping |
| Answer» E. | |
| 9. |
Find the Nyquist rate and Nyquist interval of sinc[200t]. |
| A. | 200 Hz, ( frac{1}{200} ) sec |
| B. | 200 Hz, 200 sec |
| C. | ( frac{1}{200} ) Hz, 200 sec |
| D. | 100 Hz, 100 sec |
| Answer» B. 200 Hz, 200 sec | |
| 10. |
Find the Nyquist rate and Nyquist interval of Asinc[t]. |
| A. | 2 Hz, 2 sec |
| B. | 1 Hz, 1 sec |
| C. | ( frac{1}{2} ) Hz, 1 sec |
| D. | 1 Hz, ( frac{1}{2} ) sec |
| Answer» C. ( frac{1}{2} ) Hz, 1 sec | |
| 11. |
Find the Nyquist rate and Nyquist interval of sinc[t]. |
| A. | 1 Hz, 1 sec |
| B. | 2 Hz, 2 sec |
| C. | ( frac{1}{2} ) Hz, 2 sec |
| D. | 2 Hz, ( frac{1}{2} )sec |
| Answer» B. 2 Hz, 2 sec | |
| 12. |
Find the Nyquist rate and Nyquist interval of sin(2 t). |
| A. | 2 Hz, ( frac{1}{2} ) sec |
| B. | ( frac{1}{2} ) Hz, ( frac{1}{2} ) sec |
| C. | ( frac{1}{2} ) Hz, 2 sec |
| D. | 2 Hz, 2 sec |
| Answer» B. ( frac{1}{2} ) Hz, ( frac{1}{2} ) sec | |