electrostatic induction

简明释义

静电感应

英英释义

例句

1.In a lab experiment, we demonstrated electrostatic induction (静电感应) by using a charged rod and aluminum foil.

在实验室实验中，我们通过使用带电棒和铝箔演示了electrostatic induction（静电感应）。

2.The process of electrostatic induction (静电感应) can be observed when you rub a balloon on your hair and then bring it close to small pieces of paper.

当你用气球摩擦头发，然后将其靠近小纸片时，可以观察到electrostatic induction（静电感应）的过程。

3.The principle of electrostatic induction (静电感应) is used in electrostatic precipitators to remove particles from exhaust gases.

electrostatic induction（静电感应）的原理被用于静电沉淀器，以去除废气中的颗粒物。

4.When a charged object is brought near a neutral conductor, it causes a phenomenon known as electrostatic induction (静电感应).

当一个带电物体靠近一个中性导体时，会引起一种现象，称为electrostatic induction（静电感应）。

5.An important application of electrostatic induction (静电感应) is in the design of capacitors.

在电容器的设计中，electrostatic induction（静电感应）是一个重要的应用。

作文

Electrostatics is a branch of physics that deals with the study of electric charges at rest. One of the fascinating phenomena within this field is electrostatic induction, which describes the process by which a charged object can induce a charge in a nearby neutral object without direct contact. This effect is crucial for understanding how electric fields operate and how charges interact with one another. In this essay, we will explore the concept of electrostatic induction, its principles, and its applications in everyday life.To begin with, let us define what electrostatic induction entails. When a charged body is brought close to a neutral conductor, the electric field generated by the charged body influences the distribution of charges within the neutral conductor. As a result, electrons within the conductor are either attracted or repelled, leading to an uneven distribution of charge. For example, if a negatively charged rod is brought near a neutral metal sphere, the electrons in the sphere are repelled away from the rod, causing the side closest to the rod to become positively charged while the far side becomes negatively charged. This separation of charges is what we refer to as electrostatic induction.The principle of electrostatic induction can be observed in various practical applications. One common example is in the operation of capacitors, which are essential components in electronic circuits. Capacitors store electrical energy by accumulating positive and negative charges on two conductive plates separated by an insulating material. The process of charging a capacitor involves electrostatic induction, as one plate becomes positively charged while the other becomes negatively charged due to the influence of the applied voltage.Another application of electrostatic induction is found in static electricity phenomena, such as when you rub a balloon on your hair. This action transfers electrons from your hair to the balloon, giving it a negative charge. When you bring the charged balloon close to small pieces of paper, the balloon induces a positive charge on the surface of the paper, leading to an attractive force between them. This simple demonstration highlights the power of electrostatic induction in everyday life.Moreover, electrostatic induction plays a significant role in industries such as electronics and telecommunications. Devices like touchscreens and sensors utilize the principles of electrostatic induction to detect user input. When a finger approaches the screen, it alters the electric field around it, allowing the device to register the location and intensity of the touch. This technology has revolutionized the way we interact with devices, making them more intuitive and responsive.In conclusion, electrostatic induction is a fundamental concept in electrostatics that describes how a charged object can influence the charge distribution in a nearby neutral object without direct contact. Its principles are not only essential for understanding various physical phenomena but also have numerous practical applications in our daily lives, from the functioning of capacitors to the operation of touch-sensitive devices. Understanding electrostatic induction enhances our appreciation of the invisible forces that govern the behavior of charged particles and their interactions in the world around us.

静电学是物理学的一个分支，研究静止电荷的性质。在这个领域中，有一种迷人的现象叫做静电感应，它描述了带电物体如何在不直接接触的情况下，在附近的中性物体上诱导出电荷。这一效应对于理解电场的运作以及电荷之间的相互作用至关重要。在这篇文章中，我们将探讨静电感应的概念、原理及其在日常生活中的应用。首先，让我们定义一下静电感应的含义。当带电物体靠近一个中性导体时，带电物体产生的电场会影响中性导体内电荷的分布。因此，导体内的电子会受到吸引或排斥，导致电荷的不均匀分布。例如，如果一个带负电的棒子靠近一个中性的金属球，球内的电子会被排斥到远离棒子的地方，使得靠近棒子的一侧变为正电，而远离棒子的一侧则变为负电。这种电荷的分离就是我们所称的静电感应。静电感应的原理可以在各种实际应用中观察到。一个常见的例子是电容器的工作原理，电容器是电子电路中的基本组件。电容器通过在两个由绝缘材料隔开的导电板上积累正负电荷来储存电能。给电容器充电的过程涉及静电感应，因为在施加电压的过程中，一个板变为正电，而另一个板则变为负电。静电感应的另一个应用可以在静电现象中找到，例如当你用气球摩擦头发时。这一动作将电子从你的头发转移到气球上，使气球带上负电。当你把带电的气球靠近小纸片时，气球在纸片表面诱导出正电荷，从而导致它们之间产生吸引力。这一简单的演示突显了静电感应在日常生活中的力量。此外，静电感应在电子和电信等行业中也发挥着重要作用。触摸屏和传感器等设备利用静电感应的原理来检测用户输入。当手指靠近屏幕时，它改变了周围的电场，使设备能够注册触摸的位置和强度。这项技术彻底改变了我们与设备的互动方式，使其更加直观和响应灵敏。总之，静电感应是静电学中的一个基本概念，描述了带电物体如何在不直接接触的情况下影响附近中性物体的电荷分布。其原理不仅对理解各种物理现象至关重要，还有许多实际应用，涵盖了从电容器的功能到触摸敏感设备的操作。理解静电感应增强了我们对控制带电粒子行为和其相互作用的无形力量的认识，帮助我们更好地理解周围的世界。