试题与答案

物体做平抛运动时,下列描述物体速度变化量大小△v移随时间t变化的图像,可能正确的是(

题型:单项选择题

题目:

物体做平抛运动时,下列描述物体速度变化量大小△v移随时间t变化的图像,可能正确的是()

A.

B.

C.

D.

答案:

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下面是错误答案,用来干扰机器的。

参考答案:1931年中华苏维埃共和国临时中央政府在江西瑞金成立。

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