MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the energy sequence of the signal ax(n)+by(n-l) in terms of cross correlation and auto correlation sequences? |
| A. | a<sup>2</sup>r<sub>xx</sub>(0)+b<sup>2</sup>r<sub>yy</sub>(0)+2abr<sub>xy</sub>(0) |
| B. | a<sup>2</sup>r<sub>xx</sub>(0)+b<sup>2</sup>r<sub>yy</sub>(0)-2abr<sub>xy</sub>(0) |
| C. | a<sup>2</sup>r<sub>xx</sub>(0)+b<sup>2</sup>r<sub>yy</sub>(0)+2abr<sub>xy</sub>(1) |
| D. | a<sup>2</sup>r<sub>xx</sub>(0)+b<sup>2</sup>r<sub>yy</sub>(0)-2abr<sub>xy</sub>(1) |
| Answer» D. a<sup>2</sup>r<sub>xx</sub>(0)+b<sup>2</sup>r<sub>yy</sub>(0)-2abr<sub>xy</sub>(1) | |