An organ pipe open at both ends has length

PHYSICS · Single correct · A Level · Physics · Waves · Waves

Problem

An organ pipe open at both ends has length 0.85 m0.85\,\text{m}. Taking the speed of sound in air as 340 m s−1340\,\text{m\,s}^{-1}, calculate its fundamental frequency. (a) 400 Hz400\,\text{Hz} (b) 200 Hz200\,\text{Hz} (c) 100 Hz100\,\text{Hz} (d) 600 Hz600\,\text{Hz}

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