問題詳情
21.某物作自由落體運動,若不考慮空氣阻力,則第2秒內的位移與2秒內的位移量值之比為何?
(A)1:
(B)5:
(C)1:
(D)1:
(E)3:4
(A)1:
(B)5:
(C)1:
(D)1:
(E)3:4
參考答案
答案:E
難度:困難0.375
統計:A(3),B(0),C(2),D(0),E(3)
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