MCQOPTIONS
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MCQOPTIONS
This section includes 7 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 x(t)*u(t) |
| A. | tx(t) |
| B. | t<sup>2</sup>x(t) |
| C. | $x(t<sup>2</sup>) |
| D. | $x(t) |
| Answer» E. | |
| 2. |
Find the value of d(t-34)*x(t+56), d(t) being the delta function. |
| A. | x(t + 56) |
| B. | x(t + 32) |
| C. | x(t + 22) |
| D. | x(t 22) |
| Answer» D. x(t 22) | |
| 3. |
Find the convolution of x(t) = exp(3t)u(-t), and h(t) = u(t-3) |
| A. | 0.33exp(2t-6) u(-t+3) + 0.5u(t-3) |
| B. | 0.5exp(4t-3) u(-t+3) + 0.8u(t-3) |
| C. | 0.33exp(2t-6) u(-t+3) + 0.5u(t-6) |
| D. | 0.33exp(3t-6) u(-t+3) + 0.33u(t-3) |
| Answer» E. | |
| 4. |
Find the value of h[n]*d[n+1], d[n] being the delta function. |
| A. | h[n-2]. |
| B. | h[n]. |
| C. | h[n-1]. |
| D. | h[n+1]. |
| Answer» E. | |
| 5. |
Find the value of h[n-1]*d[n-1], d[n] being the delta function. |
| A. | h[n-2]. |
| B. | h[n]. |
| C. | h[n-1]. |
| D. | h[n+1]. |
| Answer» B. h[n]. | |
| 6. |
Evaluate (exp(-4t)u(t))*u(t), u(t) being the heaviside function. |
| A. | (1-exp(4t)) u(t)/a |
| B. | (1-exp(-4t)) u(t)/a |
| C. | (1-exp(=4t)) u(t)/a |
| D. | (1+exp(-4t)) u(t)/a |
| Answer» C. (1-exp(=4t)) u(t)/a | |
| 7. |
Find the value of h[n]*d[n-5], d[n] being the delta function. |
| A. | h[n-2]. |
| B. | h[n-5]. |
| C. | h[n-4]. |
| D. | h[n+5]. |
| Answer» C. h[n-4]. | |