24 小时内
在新选项卡中打开链接
Pendulum (mechanics) - Wikipedia
1 天前 · This linear acceleration a along the red axis can be related to the change in angle ... Equation (1) can be obtained using two definitions for torque. ... The small graph above each pendulum is the corresponding phase plane diagram; …
Hubble's law - Wikipedia
7 小时之前 · Hubble's law, also known as the Hubble–Lemaître law, [1] is the observation in physical cosmology that galaxies are moving away from Earth at speeds proportional to their distance, i.e. the farther they are, the faster they …
- 其他用户还问了以下问题