Anonymous
Anonymous asked in 科學其他:科學 · 1 decade ago

急急急!!快幫我解答吧~~流體力學的

一根管柱內裝SEA30機油.高度須達多少.才會形成700mmhgㄉ壓力?

1 Answer

Rating
  • 博仁
    Lv 6
    1 decade ago
    Favorite Answer

    P = F/A = W(weight)/A = H(Height) * A * d (density) / A = HA

    => P (Hg) = P (SEA30)

    => 700 * 13.6 (g/cm) = H (SEA30) * d (SEA30)

    只要有SEA30的密度,你就可以自行計算高度了!!

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