我頭先去跳樓.........

我頭先去跳樓,一共用左3.587秒

到底呢層樓有幾高呀???

Update:

一共用左3.587秒=有3層樓

你點計呀?

Update 2:

無講體重...幫你唔到

計速度要式嗎?

Update 3:

其實我o係月球跳樓架.....

唔記得左講

2 Answers

Rating
  • 志仁
    Lv 6
    1 decade ago
    Favorite Answer

    Neglect air resistance

    Assume start at rest (vi=0)

    g = 9.8

    s = vt +0.5gt^2

    v = 0

    s = 63.05m

    Assume 1 floor = 2m

    Total 31.5 Floors about 32 Floor

  • 1 decade ago

    無講體重...幫你唔到

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