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1. |
Given H (s) = X=s + 1. x (t) = cos t 0 . The phasor Y is given by Ys2 + s + 1 |
A. | 2 45 |
B. | <table><tr> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> 1</center></td><td rowspan="2"> 45 </td></tr><td align="center">2</td></table> |
C. | |
D. | 1 0 |
E. | <table><tr> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center> 2</center></td><td rowspan="2"> tan<sup> 1</sup> 1 tan<sup> 1</sup> 2 </td></tr><td align="center">5</td></table> |
Answer» C. | |