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gravitational potential是什麼意思,gravitational potential的意思翻譯、用法、同義詞、例句

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常用詞典

  • [力] 引力勢,[力] 重力勢

  • 例句

  • Notice that the gravitational potential energy increases.

    注意,這裡,重力勢能是增加的。

  • Difference in balance time was found for top and bottom soil in the columns due to the gravitational potential of leaching water.

    由于重力勢的作用,土柱上、下層之間達到平衡的時間也有顯著的差異。

  • You might be winded doing it the second way, but when you get to the top and you are at the 60th story your gravitational potential is independent of how you got there.

    對于走路你可能很抓狂,但你一旦到了頂層,你就是在第60層,你的重力勢能,與你如何到達那裡無關。

  • Properties of space must depend on the gravitational potential.

    空間性質一定與引力勢有關。

  • Let me first give you the formal definition of gravitational potential energy.

    我先給你一個對于,重力勢能的形式定義。

  • The matter that falls onto the neutron star because there is gravitational potential energy released, and so the matter is so hot that, in general, it's highly ionized.

    掉在中子星上,在掉落過程中已加熱,重力勢能,被釋放,物體變得那麼熱,事實上它被高度電離,被高度電力的物體。

  • In this paper the secondary derivitative change of gravitational potential before Tangshan earthquake observed in Xiji seismic station near Beijing is presented.

    本文介紹了唐山大地震前在北京通縣西集地震台用扭秤觀測到的重力位二次微商變化。

  • Rain energy and gravitational potential energy were original energies of rocky desertification form in nature ecosystem, and were direct or primary motivity.

    石漠化形成的主要原動力是自然生态系統的雨水動能和重力勢能,亦是其形成的直接動力或第一性動力。

  • Now, what we would like to do is we would like to convert all this gravitational potential energy into kinetic energy of that disk.

    現在要做的,就是要轉化,所有這些重力勢能,變成圓盤的動能。

  • When I'm here, gravitational potential energy ; increases in this way; the gravitational force is in this direction.

    重力勢能,這樣增長,重力;,是在這個方向,當我在這裡。

  • According as the expanding of spherical harmonics of the gravitational potential, the radial correction formula and the estimating error model are given.

    依據地球引力位球諧展開,推導了重力梯度張量的徑向歸算改正公式,并給出改正誤差估算模型。

  • This is the gravitational potential energy.

    這是重力勢能。

  • The formal definition is that the gravitational potential energy at a point P is the work that I, Walter Lewin, have to do to bring that mass from infinity to that point P.

    形式定義就是,它在點P的重力勢能,等于我,将物體從無窮遠處,移動至點P所做的功。

  • You can install a disk in your car, which I would call, then, a flywheel, And you can convert the gravitational potential energy.

    可以在車内裝個圓盤,可以稱之為飛輪,可以轉化,重力勢能。

  • There is a conversion from gravitational potential energy to kinetic energy back to gravitational potential energy, and it will come to a stop here.

    這就是重力勢能,轉換到,動能,再回到,重力勢能,最終停在這裡。

  • h2= we could now use the conservation of mechanical energy, and we could say, let us call arbitrarily the gravitational potential energy at point A, 0 let's call that zero.

    ?,So,now,what,is,h2?,Well,根據機械能守恒,我們知道,我們把點A的,重力勢能,稱之為。

  • The further way from you the atoms are, the greater will be what we call the gravitational potential difference between you and those atoms.

    離你越遠,你和這些原子之間的原子能就越大,我們稱這個原子能叫引力勢差。

  • Determining the distribution of gravitational potential energy and its effect on active deformation is fundamental to understanding the dynamics of continental deformation.

    重力位能及其重力浮力是大陸闆塊内部重要的構造變形動力。

  • of the gravitational potential energy...

    重力勢能的關系。

  • In physics, you call potential, electrical potential or gravitational potential, the potential energy.

    在物理學裡面,把勢,稱為勢能。

  • There are enough gravitational potential energy because the single anticline structure leads to enough discrepancy in elevation and inclination.

    隧址區單斜構造形成的高差和坡度,為山體開裂提供了足夠大的重力勢能和載體;

  • We call mgy... we give that a name, gravitational potential energy.

    我們把mgy叫做。,給它一個名字,重力勢能

  • So this is a function y as a function of x and the curve itself represents effectively the gravitational potential energy.

    因此這是關于y的關系,曲線本身,很有效地代表了,重力勢能。

  • If I look at this result-- the sum of gravitational potential energy and kinetic energy is conserved - for gravitational force-- then it is immediately obvious where we put the zero of kinetic energy.

    如果看這個結果-,重力勢能與動能之和,在重力作用下,是守恒的-,馬上,很明顯的發現,動能為0的地方。

  • We will, many, many times in the future, use the one over r relationship for gravitational potential energy.

    将來會有很多次,用到r和,重力勢能之間的關系。

  • At the same time, the gravitational potential energy of the loads is consumed by resistance and can not be recovered in the traditional rubber tired gantry crane.

    傳統的輪胎式起重機在貨物下放過程中,負載的重力勢能無法進行回收,而是由系統的制動電阻消耗掉。

  • Consequent differential form and integral form of gravitational potential are deduced from the two laws of gravitational field.

    根據引力場的兩個定理,導出了引力勢的微分和積分形式。

  • In computing these kinds of perturbations, the earth gravitational potential was developed up to llth degree and 11th order for all of zonal, sectorial and tesseral harmonic terms;

    在計算這些攝動過程中,地球重力位對帶諧、扇諧和田諧項都展開到了第11次和第11階;

  • Whether you take the elevator to the top of the Hancock Tower or whether you walk up the stairs, the change in gravitational potential is identical.

    不管你是乘電梯,去大廈的頂層,或者是步行,重力勢能的變化是相同的。

  • And so the gravitational potential mgy energy of this object is its own mg y, y so I have to know what this y is, and therefore I have to know what this distance is.

    因此物體的重力勢能,等于,因此我必須知道,所以我要知道,這段距離是多少。

  • 同義詞

  • |attraction potential/geopotential;[力]引力勢,重力勢

  • 專業解析

    引力勢(Gravitational Potential)是描述引力場能量特性的物理量,表示單位質量的物體在引力場中某一點所具有的勢能。其核心定義為:将一個單位質量的質點從無窮遠處(引力勢能為零的參考點)移動到該點時,引力場所做的功。引力勢是标量函數,其數值僅與空間位置相關,單位為焦耳/千克(J/kg)。

    一、數學定義與公式

    在經典力學中,質量為 ( M ) 的質點産生的引力勢 (Phi) 在距離 ( r ) 處的表達式為: $$ Phi(r) = -frac{GM}{r} $$ 其中:

    對于連續質量分布(如天體),引力勢通過積分計算: $$ Phi(mathbf{r}) = -G int frac{rho(mathbf{r'})}{|mathbf{r} - mathbf{r'}|}dmathbf{r'} $$ 其中 ( rho ) 為質量密度函數。

    二、物理意義

    1. 勢能與力的關系

      引力勢的負梯度給出引力場強度:

      $$ mathbf{g} = - abla Phi $$ 這表明物體在引力場中的運動趨向于勢能降低的方向。

    2. 能量守恒

      一個質量為 ( m ) 的物體在引力場中的總機械能守恒:

      $$ E = frac{1}{2} m v + m Phi = text{常數} $$

    三、應用實例


    權威參考來源:

    1. HyperPhysics - 引力勢概念(佐治亞州立大學物理教育項目)
    2. NASA 引力理論指南(美國宇航局教育資料)
    3. 《經典力學》Goldstein 第3章(牛津大學出版社經典教材)

    網絡擴展資料

    "Gravitational potential"(引力勢)是物理學中描述引力場能量的重要概念,具體含義和要點如下:


    1. 基本定義

    引力勢表示單位質量物體在引力場中某一點所具有的勢能。它描述将一個微小質量從無窮遠處(勢能為零的參考點)移動到該位置時,引力所做的功。其單位為焦耳每千克(J/kg)。


    2. 數學表達式

    引力勢的公式為: $$ V = -frac{GM}{r} $$


    3. 物理意義


    4. 應用領域


    5. 與電勢的類比

    引力勢與電場中的電勢(( phi ))類似,均為标量場,簡化了矢量場的複雜計算。例如:


    注意事項

    如需進一步探讨具體場景(如衛星軌道計算),可提供更多背景信息。

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