The Speed of Sound in an Alcohol at a Temperature

question 48

Multiple Choice

The speed of sound in an alcohol at a temperature of 20°C is 1260 m/s. The density of the alcohol at that temperature is 650 kg/m³. At a temperature of 20°C, find the bulk modulus of the alcohol.

• A) 1030 MPa
• B) 1080 MPa
• C) 1140 MPa
• D) 1190 MPa
• E) 1240 MPa

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Definitions:

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Risk of Relapse

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Watchful Supervision

Close and continuous observation or guidance, especially in scenarios requiring oversight for safety or compliance.