Physics - Sound Wave Question with Solution | TestHub

PhysicsSound WaveWavesHard2 minQB

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A 1000 Hz sound wave in air ( $ρ = 1.2$ kg/m³, $v = 340$ m/s) has displacement amplitude 5 micron. Find the pressure amplitude.

Answer:

Solution:

$Δ P = ρ v ω A = 1.2 \times 340 \times 2 π \times 1000 \times 5 \times 1 0^{- 6} = 12.8$ N/m².

Stream:JEESubject:PhysicsTopic:Sound WaveSubtopic:Waves

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