Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Physics in Everyday LifeSound & Acoustics
What physical quantity is measured in decibels?
- A.Frequency of sound
- B.Intensity of soundCorrect answer
- C.Speed of sound
- D.Wavelength of sound
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Practice these MCQs in the appQuick fact: Decibel (dB) is the unit used to measure the intensity of sound (sound level).