| 单词 | central force |
| 释义 | > as lemmascentral force central force n. Physics a force which drives a body towards or away from a fixed point or centre and whose magnitude varies only with distance from that point; (esp.) a centripetal or centrifugal force. ΚΠ 1704 C. Hayes Treat. Fluxions 292 In like manner, if the Central Force (or Vis Centripeta) act successively in C, D, &c. 1786 J. Q. Adams Let. 7 Apr. in M. A. Hogan et al. Adams Family Corr. (2005) VII. 120 I was obliged..to go in and listen for almost an hour and a half, to projectile motion and the central forces. 1849 Gentleman's Mag. Feb. 178/2 Mathematical demonstration..must always withhold from all but mathematicians a clear insight into the workings of the central forces. 1921 Mentor Oct. 19/2 He [sc. Newton] meditated upon the central force that keeps the planets in their orbits. 2008 D. Morin Introd. Classical Mech. vii. 281 Gravitational and electrostatic forces are central forces... The spring force is also central. < as lemmas |
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