m = m 0 1 − ( v c ) 2 m = \frac{m_0}{\sqrt{1-(\frac{v}{c})^2}} m=1−(cv)2 m0
p = m v = m 0 1 − ( v c ) 2 v p = mv = \frac{m_0}{\sqrt{1-(\frac{v}{c})^2}}v p=mv=1−(cv)2 m0v
E k = E − E 0 = m c 2 − m 0 c 2 E_k = E – E_0 = mc^2 – m_0c^2 Ek=E−E0=mc2−m0c2
E 2 = p 2 c 2 + E 0 2 E^2 = p^2c^2 + E_0^2 E2=p2c2+E02
F与a不一定同向,大小也不一定正比: F = d p d t F = \frac{dp}{dt} F=dtdp
对于光子的能量E为: E = h μ E = h\mu E=hμ
对于光子的动量p为: p = m c = h μ c = h λ p = mc = \frac{h\mu}{c} = \frac{h}{\lambda} p=mc=chμ=λh