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yuradex [85]
3 years ago
14

A particle moves along the x axis according to the equation x = 6t², where x is in meters and t is in seconds. Therefore:

Physics
1 answer:
vladimir2022 [97]3 years ago
7 0
Answer is E

time can be negative.
A is not true because <span>a=<span><span><span>d2</span>x</span><span>d<span>t2</span></span></span>=12 m/<span>s2</span></span>
C: question already said that particle move along x-axis, which is not parabola path.
D: velocity is <span><span><span>dx</span><span>dt</span></span>=12t</span>, therefore velocity changes by 12 m/s and not 9.8 m/s
So we are left with E. <span>
</span>
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