Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Physics in Everyday LifeSound & Acoustics
Acoustic signals are?
- A.Only easy to detect
- B.Only difficult to detect
- C.Both easy and difficultCorrect answer
- D.None of these
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Practice these MCQs in the appQuick fact: Acoustic signals can be both easy and difficult to detect depending on factors like frequency, distance, medium, and background noise.