MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Signal Processing Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
According to Parseval’s Theorem for non-periodic signal, \(\int_{-∞}^∞|x(t)|^2 dt\). |
| A. | \(\int_{-∞}^∞|X(F)|^2 dt \) |
| B. | \(\int_{-∞}^∞|X^* (F)|^2 dt \) |
| C. | \(\int_{-∞}^∞ X(F).X^*(F) dt \) |
| D. | All of the mentioned |
| Answer» E. | |
| 2. |
Which of the following relation is correct between Fourier transform X(F) and Fourier series coefficient ck? |
| A. | ck=X(F0/k) |
| B. | ck= 1/TP (X(F0/k)) |
| C. | ck= 1/TP(X(kF0)) |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 3. |
What is the spectrum that is obtained when we plot |ck |2 as a function of frequencies kF0, k=0,±1,±2..? |
| A. | Average power spectrum |
| B. | Energy spectrum |
| C. | Power density spectrum |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 4. |
The equation x(t)=\(a_0+\sum_{k=1}^∞(a_k cos2πkF_0 t – b_k sin2πkF_0 t)\) is the representation of Fourier series. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The equation x(t)=\(\sum_{k=-\infty}^{\infty}c_k e^{j2πkF_0 t}\) is known as analysis equation. |
| A. | True |
| B. | False |
| Answer» C. | |