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# Physics of motion

### Describes the mechanics of motion

Question | Answer |
---|---|

What is the constant acceleration equation for initial velocity? | Vx=Vo+Axt |

What is the constant acceleration equation for displacement? | X=Xo+Vot+1/2Axt^2 |

What is the constant acceleration equation for initial velocity squared? | Vx^2=Vo^2+2Ax(X-Xo) |

What is the constant acceleration equation for displacement - initial displacement? | X-Xo=[(Vo+Vx)/2]*t |

Change Vector into Horizontal and Vertical components. | Ax=Acos(teta) Ay=Asin(teta) |

Show the magnitude of a vector v¬ | |v¬| |

Show the dot product | Va.Vb=|Va|.|Vb|.cos(teta) Va.Vb=Vax.Vbx+Vay.Vby |

Define the displacement r in a 3D plane | =xi+yj+zk |

Show the effect of both parallel and perpendicular vectors on acceleration | parallel changes speed and perpendicular changes direction. |

Show the projectile motion for x comp x | =(Vo.cosAo)t |

Show the projectile motion for y comp y | =(Vo.sinAo)t-1/2(gt^2) |

Show the projectile motion for x velocity comp Vx | =Vo.Cos.Ao |

Show the projectile motion for y velocity comp Vy | =Vo.sinAo-gt |

Show the relation of vel v to the period | =(2pi.r)/T^2 |