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Working with sound waves

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(1) How will the pitch of an organ pipe be affected by change of temperature and humidity ?

(2)Why do the sound waves travel through longer distances during night than during day ?

(3)When a hot body cools a cool one, are their temperature changes equal in magnitude ?

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Solution Summary

The temperature dependence and sound waves are examined. A hot body cooling and the temperature change is given. The solution provides explanations to all questions asked.

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(1)The pitch of an organ pipe, F is proportional to V, the velocity of sound in air. The velocity of sound in air increases as the temperature increases according to the relation V proportional to T^(1/2). Hence F is proportional to ...

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