quadrant electrometer

简明释义

象限静电计

英英释义

例句

1.Researchers often rely on a quadrant electrometer for experiments involving charged particles.

研究人员在涉及带电粒子的实验中经常依赖于四分仪电测计。

2.In the laboratory, the quadrant electrometer was essential for precise voltage measurements.

在实验室中，四分仪电测计对精确电压测量至关重要。

3.The physicist used a quadrant electrometer to measure the electric charge on the capacitor.

物理学家使用四分仪电测计来测量电容器上的电荷。

4.The calibration of the quadrant electrometer was performed regularly to ensure accurate readings.

为了确保读数的准确性，四分仪电测计的校准定期进行。

5.To demonstrate electrostatic principles, the teacher demonstrated the quadrant electrometer in class.

为了演示静电原理，老师在课堂上展示了四分仪电测计。

作文

The study of electricity and its various applications has led to the development of numerous instruments that help scientists and engineers measure electric charge, voltage, and current. One such instrument is the quadrant electrometer, which plays a crucial role in the field of electrostatics. This device is designed to measure small quantities of electric charge with high precision. Understanding how it works and its significance in scientific research can provide insight into the broader implications of electrical measurements in technology and industry.The quadrant electrometer was invented in the early 19th century by the British scientist John Frederick William Herschel. It consists of a lightweight, movable metal arm suspended from a pivot point, which is placed in an electric field created by a charged object. The arm is divided into four quadrants, each of which can indicate the presence and magnitude of electric charge. When a charged body is brought near the instrument, the electric field affects the arm's position, allowing for a visual representation of the charge's strength.One of the main advantages of the quadrant electrometer is its ability to measure very small charges, which are often difficult to detect with other types of electrometers. This makes it particularly useful in experiments involving electrostatic forces and phenomena. For example, researchers studying the behavior of particles at the atomic level can utilize this instrument to gather precise data on electric charges, leading to a better understanding of fundamental physical laws.Moreover, the quadrant electrometer has applications beyond basic research. In industrial settings, it can be used to monitor static electricity levels in manufacturing processes, ensuring that products are not damaged by unwanted electric discharges. Additionally, in the field of medicine, this device can assist in the development of medical equipment that relies on precise electrical measurements, such as diagnostic tools and therapeutic devices.Despite its usefulness, the quadrant electrometer is not without limitations. Its sensitivity to external influences such as temperature and humidity can affect its accuracy. Furthermore, modern technology has introduced more advanced instruments that can perform similar measurements with greater ease and efficiency. Nevertheless, the historical significance of the quadrant electrometer remains undeniable, as it laid the groundwork for the evolution of electrostatic measurement techniques.In conclusion, the quadrant electrometer is a remarkable instrument that has contributed significantly to our understanding of electric charge and its implications in various fields. By measuring minute quantities of charge, it has facilitated advancements in both scientific research and practical applications. While newer technologies may overshadow it, the quadrant electrometer serves as a reminder of the ingenuity of early scientific instruments and their lasting impact on modern science. As we continue to explore the complexities of electricity, the legacy of this device will undoubtedly endure, inspiring future innovations in the measurement and application of electric phenomena.

电力及其各种应用的研究促使开发出许多仪器，帮助科学家和工程师测量电荷、电压和电流。其中一种仪器是四象限电计，它在静电学领域中发挥着重要作用。该设备旨在高精度地测量小数量的电荷。理解其工作原理及其在科学研究中的重要性，可以为我们提供有关电气测量在技术和工业中的更广泛影响的见解。四象限电计是由英国科学家约翰·弗雷德里克·威廉·赫歇尔于19世纪初发明的。它由一根轻巧的可移动金属臂悬挂在一个支点上，该支点放置在由带电物体产生的电场中。该臂被分为四个象限，每个象限都可以指示电荷的存在和大小。当带电物体靠近仪器时，电场会影响臂的位置，从而允许对电荷强度的可视化表示。四象限电计的主要优点之一是它能够测量非常小的电荷，这在其他类型的电计中通常难以检测。这使得它在涉及静电力和现象的实验中尤其有用。例如，研究原子级别粒子行为的研究人员可以利用该仪器收集关于电荷的精确数据，从而更好地理解基本物理法则。此外，四象限电计在基础研究之外还有应用。在工业环境中，它可以用于监测制造过程中静电电荷水平，确保产品不会因不必要的电放电而损坏。此外，在医学领域，该设备可以协助开发依赖于精确电气测量的医疗设备，例如诊断工具和治疗设备。尽管如此，四象限电计并非没有局限性。它对温度和湿度等外部影响的敏感性可能会影响其准确性。此外，现代技术已引入更先进的仪器，能够更轻松高效地执行类似的测量。然而，四象限电计的历史重要性无可否认，因为它为静电测量技术的发展奠定了基础。总之，四象限电计是一种卓越的仪器，对我们理解电荷及其在各个领域的影响做出了重要贡献。通过测量微小的电荷量，它促进了科学研究和实际应用的进步。虽然更新的技术可能掩盖它，但四象限电计作为早期科学仪器创造力的提醒，及其对现代科学的持久影响，仍将继续存在。随着我们继续探索电力的复杂性，该设备的遗产无疑将持续存在，激励未来在电气现象的测量和应用方面的创新。