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urp:physgen [2021-10-19] nerf_herder |
urp:physgen [2021-11-05] nerf_herder |
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* [[#Collisions]] | * [[#Collisions]] | ||
* [[#Inclined plane]] | * [[#Inclined plane]] | ||
- | * [[#Spring and lever]] | ||
* [[#Projectile fired at an angle]] | * [[#Projectile fired at an angle]] | ||
* [[#Buoyant force]] | * [[#Buoyant force]] | ||
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only one type of friction applies at a time | only one type of friction applies at a time | ||
- | ====Spring and Lever==== | ||
- | **Hooke's law** for springs: F=-kx, k=spring constant, x = displacement | ||
- | |||
- | **Fulcrum**: t = r * f (torque = radius * force) | ||
- | just add the torques for multiple objects on one side of a fulcrum | ||
====Projectile fired at an angle==== | ====Projectile fired at an angle==== |