作者yyyyu (mm)
看板Physics
標題[問題] 求瞬時加速度
時間Sat Nov 9 00:41:08 2013
When an automobiles accelerated forwarding from stand still to high speed
on a flat ground , the acceleration at time t=4 sec is about ?
V-T :
http://ppt.cc/jziw
Thanks a lot !
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