Timeline for Why do we use the gravitational acceleration at the Earth's surface when calculating the specific impulse of an engine?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
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| Jun 4, 2015 at 14:44 | comment | added | Erik | Historically, it has been easier to talk about the weight of propellent versus the mass of propellent. So putting g into these equations is pretty much standard. | |
| Jun 4, 2015 at 14:38 | comment | added | David Fourman | I think I see. For example when calculating thrust (F) by multiplying the Isp by the mass flow rate. The Isp in seconds becomes handy then, and wouldn't work unless g0 was already factored in. I think I said that right. | |
| Jun 4, 2015 at 14:32 | history | answered | Erik | CC BY-SA 3.0 |