Timeline for What factors affect the speed of sound in a given medium?
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
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| Dec 12, 2019 at 12:11 | comment | added | user240696 | @Farcher Sir, I think the formula I wrote was $\sqrt{\frac{P}{\mu}}$ and you’re referring to the formula of the form $v = \sqrt{\frac{dP}{d\mu}}$ and thus repleacing the $dP/d\mu $ by $E_v/\mu$ Where $E_v $ is the bulk modulus. | |
| Dec 12, 2019 at 11:24 | comment | added | Farcher | The equation that you quote would be correct if the variation in pressure occurred under isothermal conditions but because the changes in pressure are so rapid there is not enough time for any heat transfer so the changes are adiabatic, There are many pages on the Internet showing the derivation, here is one of them. | |
| Dec 12, 2019 at 5:07 | comment | added | user240696 | @Farcher I would really like to learn it, can you please explain me your formula? What is $\gamma$ ? | |
| Dec 11, 2019 at 16:38 | comment | added | Farcher | For a gas the term in the numerator should be $\gamma P$? Another formula for a gas is $\sqrt{\frac{\gamma R T}{M}}.$ | |
| Dec 11, 2019 at 15:51 | vote | accept | Ron Lauterbach | ||
| Dec 11, 2019 at 15:44 | history | answered | user240696 | CC BY-SA 4.0 |