Timeline for What is the power of a car rolling at 50 km/h?
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 18, 2022 at 16:59 | vote | accept | Jess | ||
| Jan 18, 2022 at 16:59 | comment | added | Jess | Thank you I will try to take a look on it ! :D | |
| Jan 18, 2022 at 5:14 | comment | added | niels nielsen | There is a simple test called a coast-down test where you start at some speed, then disconnect the engine, shut it off, and measure the distance from then to the point where you car rolls to a stop. You can then solve for the drag forces knowing the coast-down distance and the initial velocity of the car. that drag force times your speed yields horsepower (watch the units!). | |
| Jan 17, 2022 at 20:54 | comment | added | Jess | Is there a way to know what is the force applied on the mass ? It seems possible to know the force link to the air ? Suppose we have a simple form ? | |
| Jan 17, 2022 at 20:10 | comment | added | Jess | Yeah i totally agree with you ! But how can I know what is the power needed for my car to be at the speed of 50 Km/h ? | |
| Jan 16, 2022 at 19:43 | history | answered | niels nielsen | CC BY-SA 4.0 |