题目内容
(请给出正确答案)
[主观题]
The acceleration of a particle is given by a=6t(SI). At t=0, v=10m/s and x=0. Where is the particle at t=5s? x= m
提问人:网友afar624
发布时间:2022-01-07
An object moving in r =100m circle satisfies:, how much is the magnitude of acceleration when t=1s?
A、
B、
C、
D、
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