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PW0-105 · Question #147
PW0-105 Question #147: Real Exam Question with Answer & Explanation
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Question
If an 802.11 RF transmission reaches a receiving antenna simultaneously by direct and indirect (reflected) paths, what effect will the reflected signal have on the signal that took the direct line-of- sight path?
Options
- AThe direct signal will only be received if the reflected signal is more than 180 degrees out of phase.
- BThe direct signal cannot be received if the indirect signal is less than 90 degrees out-of-phase.
- CThe signals will be distorted if the indirect signal arrives simultaneously at the receiver, but 90 degrees
- DIf the signals are in-phase, they will combine together, cancel one another out, and create a null.
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