hodograph / ˈhɒd əˌgræf, -ˌgrɑf /

📖毕业后词汇编码

hodograph 的定义

n. 名词 noun

Mathematics, Mechanics.

  1. the figure described by the extremity of a vector that has a fixed origin and a position vector equal to the velocity of a moving particle.

更多hodograph例句

  1. For applications of the hodograph to the solution of kinematical problems see Mechanics.
  2. Thus for a circular orbit with the centre of force at an excentric point, the hodograph is a conic with the pole as focus.
  3. The annexed fig. 70 exhibits the various cases, with the hodograph in its proper orientation.
  4. In the motion of a projectile under gravity the hodograph is a vertical line described with constant velocity.
  5. The pole O of the hodograph is inside on or outside the circle, according as the orbit is an ellipse, parabola or hyperbola.