torsion balance

简明释义

扭秤

英英释义

例句

1.To demonstrate the principle of torque, the teacher set up a torsion balance in front of the class.

为了演示扭矩原理，老师在班级前面设置了一个扭秤。

2.The torsion balance has been a fundamental tool in physics since its invention in the 18th century.

扭秤自18世纪发明以来，一直是物理学中的基本工具。

3.Using a torsion balance, researchers were able to detect very small forces that are otherwise difficult to measure.

研究人员使用扭秤能够检测到非常小的力，这些力否则很难测量。

4.The scientist used a torsion balance to measure the gravitational force between two masses.

科学家使用扭秤来测量两个质量之间的引力。

5.In the laboratory, the torsion balance was essential for determining the density of various materials.

在实验室中，扭秤对于确定各种材料的密度至关重要。

作文

The concept of a torsion balance has played a significant role in the field of physics and engineering. A torsion balance is an instrument that measures the force of torsion, which is the twisting force exerted on an object. This device operates on the principle of torsion, where a wire or rod is twisted to measure the force applied to it. The torsion balance was historically used to determine the weight of objects and to study gravitational forces. It consists of a beam suspended from a thin wire, and when a mass is placed on one side of the beam, it causes the beam to twist, allowing for precise measurements.One of the most notable uses of the torsion balance was by the famous scientist Henry Cavendish in the late 18th century. He utilized a torsion balance to measure the density of the Earth, leading to the first accurate calculation of the gravitational constant. This experiment not only demonstrated the effectiveness of the torsion balance but also laid the groundwork for future gravitational studies. Cavendish's work exemplifies how the torsion balance can be a powerful tool in scientific research, providing insights into fundamental physical properties.In modern applications, the torsion balance continues to be relevant, particularly in the fields of material science and engineering. Researchers use advanced torsion balances to study the properties of materials under different conditions, such as stress and strain. By observing how materials respond to twisting forces, scientists can better understand their mechanical properties and potential applications.Furthermore, the torsion balance is not limited to measuring forces; it also plays a role in various technologies, including sensors and accelerometers. These devices often utilize the principles of torsion to detect changes in motion or force, making them invaluable in many modern technological applications.In conclusion, the torsion balance is more than just a historical instrument; it represents a pivotal advancement in our understanding of physics and engineering. Its ability to measure torsional forces with precision has made it a cornerstone in both experimental and applied sciences. As technology continues to evolve, the principles behind the torsion balance will undoubtedly continue to inspire new innovations and discoveries, proving that even the simplest instruments can have profound impacts on our understanding of the world around us.

扭转平衡的概念在物理学和工程学领域发挥了重要作用。torsion balance是一种测量扭转力的仪器，即施加在物体上的扭转力。这种设备基于扭转原理运作，其中一根线或杆被扭转以测量施加在其上的力。torsion balance在历史上用于确定物体的重量和研究引力。它由悬挂在细线上的梁组成，当一个质量放置在梁的一侧时，会导致梁扭转，从而允许精确的测量。著名科学家亨利·卡文迪许在18世纪末使用torsion balance进行的实验是其最显著的用途之一。他利用torsion balance测量地球的密度，首次准确计算出引力常数。这项实验不仅展示了torsion balance的有效性，还为未来的引力研究奠定了基础。卡文迪许的工作证明了torsion balance在科学研究中可以作为一种强大的工具，为我们提供对基本物理属性的洞察。在现代应用中，torsion balance仍然具有相关性，特别是在材料科学和工程领域。研究人员使用先进的torsion balances研究材料在不同条件下的特性，例如应力和应变。通过观察材料如何响应扭转力，科学家可以更好地理解其机械特性及潜在应用。此外，torsion balance不仅限于测量力；它还在各种技术中发挥作用，包括传感器和加速度计。这些设备通常利用扭转原理来检测运动或力的变化，使其在许多现代技术应用中不可或缺。总之，torsion balance不仅仅是一种历史仪器；它代表着我们对物理学和工程学理解的重要进展。它以精确的方式测量扭转力的能力使其成为实验科学和应用科学中的基石。随着技术的不断发展，torsion balance背后的原理无疑将继续激励新的创新和发现，证明即使是最简单的仪器也能对我们理解周围世界产生深远影响。