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試卷名稱：92年 - 92 高雄醫學大學_學士後醫學系招生考試試題：普通物理學#125213
年份：92年
科目：學士後西醫-物理
6. Each of four particles moves along an x-axis. Their coordinates (in meters) as functions of time (in seconds) are given by
Particle 1: x(t) = 2.5 – 3.0t³
Particle 2: x(t) = 2.5 + 3.0t³
Particle 3: x(t) = 2.5 + 3.0t²
Particle 4: x(t) = 2.5 – 1.5t – 3.0t²
Which of these particles have (has) constant acceleration?
(A) Only 1 and 2
(B) Only 2 and 3
(C) Only 1 and 3
(D) Only 3 and 4
(E) Only 4
