coulomb law

简明释义

库仑定律

英英释义

例句

1.According to Coulomb's law, the force decreases as the distance between charges increases.

根据库仑定律，力随着电荷之间距离的增加而减小。

2.In electrostatics, Coulomb's law helps us understand the interactions between charges.

在静电学中，库仑定律帮助我们理解电荷之间的相互作用。

3.When studying electric fields, one must apply Coulomb's law to find the resultant force.

在研究电场时，必须应用库仑定律来找出合力。

4.The concept of electric charge is fundamental to understanding Coulomb's law.

电荷的概念是理解库仑定律的基础。

5.The force between two charged particles can be calculated using Coulomb's law.

两个带电粒子之间的力可以通过库仑定律计算。

作文

The universe is governed by various fundamental laws of physics, one of which is the coulomb law. This law describes the electrostatic interaction between electrically charged particles. Formulated by Charles-Augustin de Coulomb in the 18th century, it provides a mathematical framework to understand how charged objects attract or repel each other. The coulomb law states that the force between two point charges is directly proportional to the product of the magnitudes of the charges and inversely proportional to the square of the distance between them. This relationship can be expressed with the formula: F = k * (|q1 * q2|) / r², where F is the force between the charges, q1 and q2 are the amounts of the charges, r is the distance separating them, and k is Coulomb's constant.Understanding the coulomb law is crucial for many scientific fields, including physics, chemistry, and engineering. It lays the groundwork for concepts such as electric fields and potentials, which are essential for analyzing how charged particles behave in different environments. For example, when we investigate the behavior of electrons in an atom, we rely on the principles established by the coulomb law to explain how these negatively charged particles are attracted to the positively charged nucleus.In practical applications, the coulomb law has significant implications. It helps engineers design electrical components, such as capacitors and resistors, which rely on electrostatic principles. Moreover, it plays a vital role in understanding the forces at work in various technologies, including semiconductors and nanotechnology.The beauty of the coulomb law lies in its simplicity and universality. Despite being formulated centuries ago, it continues to hold true across vast ranges of scales—from the microscopic realm of atoms to the macroscopic scale of charged objects in everyday life. For instance, when you rub a balloon against your hair, the friction transfers electrons, resulting in an electric charge that allows the balloon to stick to walls or attract small pieces of paper. This everyday phenomenon is a direct manifestation of the coulomb law in action.Furthermore, the coulomb law also serves as a foundation for more complex theories in electromagnetism. It is integral to understanding Maxwell's equations, which describe how electric and magnetic fields interact. These equations are essential for comprehending a wide array of phenomena, from radio waves to light propagation.In conclusion, the coulomb law is a fundamental principle that not only enhances our understanding of the interactions between charged particles but also has far-reaching implications in various scientific and technological domains. Its relevance spans across multiple disciplines, making it a cornerstone of modern physics. By grasping the concepts behind the coulomb law, we can better appreciate the intricate relationships that govern the physical world around us. The exploration of this law opens doors to further inquiries into the nature of electricity and magnetism, ultimately enriching our comprehension of the universe.

宇宙由各种物理基本法则支配，其中之一是库仑定律。该定律描述了带电粒子之间的静电相互作用。它由18世纪的查尔斯-奥古斯丁·库仑提出，为理解带电物体如何相互吸引或排斥提供了数学框架。库仑定律指出，两个点电荷之间的力与电荷大小的乘积成正比，与它们之间距离的平方成反比。这个关系可以用公式表示为：F = k * (|q1 * q2|) / r²，其中F是电荷之间的力，q1和q2是电荷的量，r是它们之间的距离，k是库仑常数。理解库仑定律对许多科学领域至关重要，包括物理学、化学和工程学。它为电场和电势等概念奠定了基础，这些概念对于分析带电粒子在不同环境中的行为至关重要。例如，当我们研究原子中电子的行为时，我们依靠库仑定律建立的原则来解释这些带负电的粒子是如何被带正电的原子核吸引的。在实际应用中，库仑定律具有重要意义。它帮助工程师设计电气元件，如电容器和电阻器，这些元件依赖于静电原理。此外，它在理解各种技术中的作用也至关重要，包括半导体和纳米技术。库仑定律的美在于它的简单性和普遍性。尽管是在几个世纪前提出的，但它在从微观原子领域到日常生活中带电物体的宏观尺度上依然成立。例如，当你用气球摩擦头发时，摩擦会转移电子，导致电荷产生，从而使气球能够粘附在墙壁上或吸引小纸片。这种日常现象就是库仑定律作用的直接表现。此外，库仑定律还作为更复杂的电磁理论的基础。它对于理解麦克斯韦方程式至关重要，这些方程描述了电场和磁场之间的相互作用。这些方程对于理解从无线电波到光传播的一系列现象至关重要。总之，库仑定律是一个基本原则，不仅增强了我们对带电粒子之间相互作用的理解，而且在各个科学和技术领域具有深远的影响。它的相关性跨越多个学科，使其成为现代物理学的基石。通过掌握库仑定律背后的概念，我们可以更好地欣赏支配我们周围物理世界的复杂关系。对这一法则的探索为进一步探究电和磁的本质打开了大门，最终丰富了我们对宇宙的理解。