induced charge

简明释义

感应电荷

英英释义

例句

1.The phenomenon of induced charge 感应电荷 is crucial in understanding how capacitors work.

理解电容器的工作原理时，induced charge 感应电荷现象是至关重要的。

2.Charging by induction relies on the concept of induced charge 感应电荷 to transfer charge without direct contact.

感应充电依赖于induced charge 感应电荷的概念来实现无接触的电荷转移。

3.When a charged object is brought near a neutral conductor, it causes an induced charge 感应电荷 to form on the surface of the conductor.

当一个带电物体靠近一个中性导体时，它会导致导体表面形成一个induced charge 感应电荷。

4.The induced charge 感应电荷 on the surface of a dielectric material can affect its polarization.

介质材料表面的induced charge 感应电荷可以影响其极化。

5.In electrostatic experiments, we often observe the effects of induced charge 感应电荷 when using metal spheres.

在静电实验中，我们经常观察到使用金属球时的induced charge 感应电荷效应。

作文

Understanding the concept of induced charge is crucial in the field of electrostatics. In simple terms, induced charge refers to the redistribution of electric charges in a material due to the presence of an external electric field. This phenomenon occurs when a neutral conductor is placed in an electric field, causing the free electrons within the conductor to move. As a result, one side of the conductor becomes negatively charged while the other side becomes positively charged. This separation of charges creates an internal electric field that opposes the external field, ultimately leading to an equilibrium state.One of the classic experiments demonstrating induced charge involves bringing a charged rod close to a neutral metal sphere. When the rod approaches, the electrons in the metal sphere are attracted toward the rod if it is positively charged, resulting in a negative charge on the side closest to the rod and a positive charge on the opposite side. If the rod is negatively charged, the opposite occurs. This process illustrates how induced charge can occur without any physical contact between the charged object and the conductor.The implications of induced charge are significant in various applications, including capacitors, sensors, and even in everyday electronics. For instance, capacitors rely on the principle of induced charge to store electrical energy. When a voltage is applied across the plates of a capacitor, an electric field is established, causing charges to accumulate on the plates. This accumulation is a direct result of the induced charge effect, allowing capacitors to function effectively in circuits by storing and releasing energy as needed.Furthermore, understanding induced charge is essential in designing sensitive electronic devices such as touchscreens. When a finger approaches the screen, it induces a charge on the surface, allowing the device to detect the presence and location of the touch. This application showcases how the principles of induced charge can be harnessed for practical technology.In conclusion, induced charge is a fundamental concept in electrostatics that explains how electric charges redistribute themselves in response to external electric fields. From capacitors to touch-sensitive devices, the principles of induced charge play a vital role in modern technology. A deeper understanding of this phenomenon not only enhances our knowledge of physics but also enables us to innovate and improve electronic devices that we rely on daily.

理解感应电荷的概念在静电学领域至关重要。简单来说，感应电荷是指由于外部电场的存在而导致材料中电荷的重新分布。当一个中性导体放置在电场中时，这种现象就会发生，从而使导体内的自由电子发生移动。因此，导体的一侧变得带负电，而另一侧则带正电。这种电荷的分离产生了一个内部电场，该电场与外部电场相对抗，最终导致一种平衡状态。演示感应电荷的经典实验之一是将带电棒靠近一个中性金属球。当棒子靠近时，如果它带有正电荷，金属球中的电子会被吸引到棒子附近，导致靠近棒子的一侧带负电，而另一侧带正电。如果棒子带负电荷，则情况正好相反。这个过程说明了如何在不与带电物体接触的情况下发生感应电荷。感应电荷的影响在各种应用中都很重要，包括电容器、传感器，甚至日常电子设备。例如，电容器依赖于感应电荷的原理来储存电能。当电压施加到电容器的极板上时，建立起一个电场，导致电荷在极板上积累。这种积累是感应电荷效应的直接结果，使电容器能够有效地在电路中储存和释放能量。此外，理解感应电荷在设计敏感电子设备（如触摸屏）时也至关重要。当手指靠近屏幕时，会在表面上诱发电荷，使设备能够检测到触摸的存在和位置。这个应用展示了如何利用感应电荷的原理来开发实用技术。总之，感应电荷是静电学中的一个基本概念，它解释了电荷如何在外部电场的作用下重新分布。从电容器到触摸敏感设备，感应电荷的原理在现代技术中发挥着重要作用。对这一现象的深入理解不仅增强了我们对物理学的知识，还使我们能够创新和改进我们日常依赖的电子设备。