来自任兴权的问题
【圆周运动中,2πr/T=v.便可得出2πr/v=T可是书上写的求T是T=2π/vr哪去了?】
圆周运动中,2πr/T=v.便可得出2πr/v=T
可是书上写的求T是T=2π/vr哪去了?


【圆周运动中,2πr/T=v.便可得出2πr/v=T可是书上写的求T是T=2π/vr哪去了?】
圆周运动中,2πr/T=v.便可得出2πr/v=T
可是书上写的求T是T=2π/vr哪去了?
youareright.