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CWNP CWISA-102 Exam - Topic 4 Question 36 Discussion

As an RF signal propagates it becomes weaker at any given measurement point as it gets farther away from the transmitter. What concept is described?
B) Free Space Path Loss
A) RF latency
C) Beamwidth
D) Diffraction

CWNP CWISA-102 Exam - Topic 4 Question 36 Discussion

Actual exam question for CWNP's CWISA-102 exam
Question #: 36
Topic #: 4
[All CWISA-102 Questions]

As an RF signal propagates it becomes weaker at any given measurement point as it gets farther away from the transmitter. What concept is described?

Show Suggested Answer Hide Answer
Suggested Answer: B

Free Space Path Loss (FSPL):Describes how a radio signal weakens as it travels through open space, even without obstacles. It's caused by the signal spreading out, resulting in decreased power density at the receiver.

Calculation:FSPL depends on distance and frequency.

References

Free Space Path Loss:https://en.wikipedia.org/wiki/Free-space_path_loss


by Allene at Aug 01, 2025, 04:10 AM

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Desire
6 months ago
100% agree, it's all about that path loss!
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Enola
7 months ago
Yeah, it’s all about distance and signal strength.
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Tresa
7 months ago
I thought it was RF latency at first.
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Ora
7 months ago
Wait, is diffraction really not the answer here?
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Matilda
7 months ago
Definitely Free Space Path Loss!
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Christiane
8 months ago
I definitely recall that Free Space Path Loss is the term used for signal weakening over distance. It seems like the best choice here.
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Kasandra
8 months ago
I’m a bit confused; I thought latency was more about delay rather than signal strength. Could it be Beamwidth instead?
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Elli
8 months ago
I remember studying something similar where we discussed how RF signals diminish, and I think it was related to Free Space Path Loss too.
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Corazon
8 months ago
I think this is about how signals weaken over distance, which sounds like Free Space Path Loss, but I'm not entirely sure.
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Lashon
9 months ago
I've got a good feeling about this one. The key is understanding that as an RF signal travels through space, it naturally becomes weaker due to factors like absorption and scattering. I'm confident that the correct answer is B, Free Space Path Loss.
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Kandis
9 months ago
I'm a bit confused by this question. The options don't seem to be directly related to the concept they're asking about. I might need to spend some extra time reviewing RF propagation principles before attempting this one.
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Sherell
9 months ago
Okay, let me think this through. The question is asking about the concept that describes the weakening of an RF signal as it travels away from the transmitter. I'm pretty sure that's related to the idea of path loss, so I'm leaning towards option B, Free Space Path Loss.
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Audria
9 months ago
Hmm, I'm a little unsure about this one. I know that as an RF signal propagates, it gets weaker, but I'm not sure if that's specifically called "Free Space Path Loss." I might need to review my notes on RF propagation concepts to be sure.
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Tom
9 months ago
This one seems pretty straightforward. The question is asking about the concept that describes how an RF signal gets weaker as it travels farther from the transmitter. I'm pretty confident that the answer is Free Space Path Loss.
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Maira
10 months ago
But could it also be RF latency? That seems like a possibility too.
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Carri
10 months ago
Diffraction? Nah, that's what happens when you drop your phone in the toilet. This is all about that good old path loss.
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Janna
10 months ago
Free Space Path Loss? More like Free Space Waste of Time Loss, am I right folks? *crickets*
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Jina
6 months ago
Agreed! Wish it was more reliable.
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Regenia
6 months ago
Free Space Path Loss sounds fancy, but it's just annoying.
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Corinne
6 months ago
Right? It's like the signal just vanishes!
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Estrella
7 months ago
Haha, totally! It feels like a waste sometimes.
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Marylou
11 months ago
I agree with Vincent, Free Space Path Loss makes sense in this context.
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Ashlyn
11 months ago
Hmm, I'd say Beamwidth. Gotta keep those signals focused, am I right?
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Jame
10 months ago
I think it's actually Free Space Path Loss. The signal weakens over distance.
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Vincent
11 months ago
I think the concept described is Free Space Path Loss.
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Deonna
11 months ago
Free Space Path Loss, obviously. I could probably derive the formula in my sleep.
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Valda
11 months ago
Path loss, duh! That's like the first thing you learn in RF 101.
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Curt
11 months ago
B) Free Space Path Loss
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Mendy
11 months ago
A) RF latency
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