absolute galvanometer

简明释义

绝对电流计

英英释义

例句

1.The absolute galvanometer is essential for experiments that require high precision.

对于需要高精度的实验，绝对电流计是必不可少的。

2.In our physics lab, we demonstrated how an absolute galvanometer can detect small electric currents.

在我们的物理实验室，我们展示了绝对电流计如何检测微小的电流。

3.The engineer used an absolute galvanometer to measure the precise current in the circuit.

工程师使用绝对电流计来测量电路中的精确电流。

4.For accurate measurements, the technician calibrated the absolute galvanometer before starting the experiment.

为了获得准确的测量，技术员在开始实验之前校准了绝对电流计。

5.Using an absolute galvanometer, researchers were able to obtain reliable data for their study.

研究人员使用绝对电流计获得了可靠的数据用于他们的研究。

作文

An absolute galvanometer is a highly sensitive instrument used to measure electric current. It operates on the principle of electromagnetic induction and provides precise measurements, making it invaluable in various scientific and engineering applications. The unique feature of an absolute galvanometer lies in its ability to measure current without the need for calibration against a standard. This characteristic sets it apart from other types of galvanometers, which often require regular calibration to ensure accuracy.The construction of an absolute galvanometer typically involves a coil suspended in a magnetic field. When an electric current passes through the coil, it experiences a torque due to the interaction between the magnetic field and the current-carrying coil. This torque causes the coil to rotate, and the angle of rotation is proportional to the amount of current flowing through the coil. By measuring this angle, one can determine the current with high precision.In practical applications, absolute galvanometers are used in laboratories for research purposes, where accurate measurements of current are crucial. They are also employed in industrial settings to monitor electrical systems and ensure they operate within safe limits. The reliability and accuracy of an absolute galvanometer make it a preferred choice for engineers and scientists alike.One of the significant advantages of using an absolute galvanometer is its ability to provide direct readings of current without needing additional instruments or conversions. This direct measurement capability simplifies experiments and reduces the potential for errors that can arise from using multiple devices. Furthermore, the absolute galvanometer can be designed to measure both alternating current (AC) and direct current (DC), making it versatile for different applications.Despite its many advantages, there are challenges associated with the use of an absolute galvanometer. For instance, it requires a stable environment to function correctly, as external factors such as temperature fluctuations and magnetic interference can affect its accuracy. Additionally, while the initial setup may be complex, the long-term benefits of precision measurements often outweigh these challenges.In conclusion, the absolute galvanometer is a remarkable instrument that plays a vital role in the field of electrical measurement. Its ability to deliver accurate and direct readings of electric current makes it essential in both research and industrial applications. As technology continues to advance, the design and functionality of absolute galvanometers will likely evolve, further enhancing their utility in scientific exploration and engineering innovation. Understanding and utilizing this instrument effectively can lead to significant advancements in electrical engineering and related fields.

绝对电流计是一种高度灵敏的仪器，用于测量电流。它基于电磁感应原理运行，提供精确的测量，使其在各种科学和工程应用中不可或缺。绝对电流计的独特之处在于它能够在无需与标准进行校准的情况下测量电流。这一特性使其与其他类型的电流计区别开来，后者通常需要定期校准以确保准确性。绝对电流计的构造通常涉及一个悬挂在磁场中的线圈。当电流通过线圈时，由于磁场与载流线圈之间的相互作用，它会受到扭矩的作用。这个扭矩使得线圈旋转，而旋转的角度与流经线圈的电流量成正比。通过测量这个角度，可以高精度地确定电流。在实际应用中，绝对电流计被用于实验室的研究目的，在这些地方，电流的准确测量至关重要。它们还被应用于工业环境中，以监控电气系统并确保其在安全限制内运行。绝对电流计的可靠性和准确性使其成为工程师和科学家们的首选。使用绝对电流计的一个显著优势是它能够直接读取电流，而无需额外的仪器或转换。这种直接测量能力简化了实验并减少了因使用多个设备而可能产生的错误。此外，绝对电流计可以设计为测量交流电（AC）和直流电（DC），使其在不同应用中具有多功能性。尽管有许多优点，但使用绝对电流计也面临一些挑战。例如，它需要稳定的环境才能正常工作，因为温度波动和磁干扰等外部因素可能会影响其准确性。此外，尽管初始设置可能较为复杂，但精确测量的长期好处往往超过这些挑战。总之，绝对电流计是一种出色的仪器，在电气测量领域发挥着重要作用。它能够提供电流的准确和直接读数，使其在研究和工业应用中至关重要。随着技术的不断进步，绝对电流计的设计和功能可能会进一步发展，从而增强其在科学探索和工程创新中的实用性。有效理解和利用这一仪器可以在电气工程及相关领域带来重大进展。