Sound Waves: Temperature Effect MCQ

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Temperature EffectHardQuestion 31258

Question

An open pipe sounds 200 Hz at 17°C. Assuming sound speed is proportional to √T, its frequency at 357°C is approximately:

295 Hz

For a fixed pipe, $f∝v∝√T$ . Thus $f_2=200\sqrt{630/290}≈<strong>295\text{ Hz}</strong>$ .