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183_notes:examples:relativemotion [2014/07/11 13:12] – [Setup] caballero | 183_notes:examples:relativemotion [2014/11/16 08:05] (current) – pwirving | ||
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* The velocities of the plane relative to the air, the air relative to the ground, and the plane relative to the ground are represented in the following diagram. | * The velocities of the plane relative to the air, the air relative to the ground, and the plane relative to the ground are represented in the following diagram. | ||
- | {{183_notes: | + | {{ 183_notes: |
* The relative velocity equation for three objects is: →vA/C=→vA/B+→vB/C where →vA/C is the velocity of object A with respect to object C, etc. | * The relative velocity equation for three objects is: →vA/C=→vA/B+→vB/C where →vA/C is the velocity of object A with respect to object C, etc. | ||
==== Solution ==== | ==== Solution ==== | ||
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θ=tan−1(|va/g||vp/g|)=tan−1(10ms225ms)=2.5∘ | θ=tan−1(|va/g||vp/g|)=tan−1(10ms225ms)=2.5∘ | ||
- | which is 2.5∘ | + | which is 2.5∘ |
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