ballistic galvanometer

简明释义

冲击电流计

英英释义

例句

1.The scientist used a ballistic galvanometer to measure the current produced by the electromagnetic induction experiment.

科学家使用弹性电流计来测量电磁感应实验产生的电流。

2.In the lab, the ballistic galvanometer is essential for determining the charge of a capacitor.

在实验室中，弹性电流计对于确定电容器的电荷至关重要。

3.During the physics demonstration, the teacher explained how the ballistic galvanometer works.

在物理演示中，老师解释了弹性电流计的工作原理。

4.To analyze the data from the experiment, we relied on the ballistic galvanometer for precise measurements.

为了分析实验数据，我们依赖于弹性电流计进行精确测量。

5.The ballistic galvanometer can provide accurate readings even in fast transient conditions.

弹性电流计即使在快速瞬态条件下也能提供准确的读数。

作文

The world of physics is filled with fascinating instruments that help us measure and understand various phenomena. One such instrument is the ballistic galvanometer, which plays a crucial role in the field of electromagnetism. This device is designed to measure the total charge that passes through it, making it particularly useful for experiments involving electric currents and magnetic fields.To understand the significance of the ballistic galvanometer (弹性电流计), we first need to delve into its working principle. The device operates on the principle of electromagnetic induction, where a changing magnetic field induces an electric current in a conductor. When a charged particle moves through the magnetic field, it generates a current that can be measured by the ballistic galvanometer. This measurement is instantaneous and provides valuable data about the charge and the nature of the current flow.The construction of a ballistic galvanometer is quite intricate. It typically consists of a coil of wire suspended in a magnetic field. When a current passes through the coil, it experiences a torque due to the magnetic field, causing it to rotate. The amount of rotation is proportional to the total charge that has passed through the device. This allows scientists and engineers to obtain precise measurements of electric charge, which can be critical in both research and practical applications.In practical terms, the ballistic galvanometer is often used in laboratories for experiments that require accurate measurements of transient currents. For example, it can be employed in studies related to capacitors, where the discharge of a capacitor can be monitored to understand its behavior in circuits. Additionally, the device is essential in educational settings, where students learn about the principles of electricity and magnetism through hands-on experiments.The versatility of the ballistic galvanometer extends beyond academic use. In industry, it can be utilized in quality control processes where precise measurements of electrical components are necessary. For instance, manufacturers of electronic devices can use this instrument to ensure that their products meet specific electrical standards. Furthermore, in research settings, the ballistic galvanometer aids in the development of new technologies by providing insights into the behavior of materials under different electrical conditions.However, it is essential to note that while the ballistic galvanometer is a powerful tool, it does have limitations. The accuracy of the measurements can be affected by external factors such as temperature fluctuations and mechanical vibrations. Therefore, careful calibration and environmental controls are necessary to ensure reliable results.In conclusion, the ballistic galvanometer (弹性电流计) is an invaluable instrument in the study of electromagnetism and electrical measurements. Its ability to provide instantaneous data on electric charge makes it a vital tool in both educational and industrial applications. As technology continues to advance, the role of the ballistic galvanometer remains significant, bridging the gap between theoretical physics and practical engineering. Understanding this device not only enhances our knowledge of electrical phenomena but also empowers us to innovate and improve the technologies that shape our world.