MCQOPTIONS
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MCQOPTIONS
| 1. |
Find the function f3 (t) from the time t = 3 to 4 sec. |
| A. | (20t – 40) [u (t-3) – u (t-4)] |
| B. | (20t + 40) [u (t-3) – u (t-4)] |
| C. | (20t + 40) [u (t-3) + u (t-4)] |
| D. | (20t – 40) [u (t-3) + u (t-4)] |
| Answer» B. (20t + 40) [u (t-3) – u (t-4)] | |