rotatory inertia

简明释义

旋转惯性

英英释义

例句

1.In a bicycle, the rotatory inertia of the wheels affects how easily the bike can be turned.

在自行车中，轮子的转动惯量影响着自行车转向的难易程度。

2.The concept of rotatory inertia is crucial in understanding how objects behave when they rotate.

理解物体旋转时的行为，转动惯量的概念至关重要。

3.A larger radius increases the rotatory inertia, making it harder to start rotating.

更大的半径增加了转动惯量，使得启动旋转变得更加困难。

4.The formula for calculating rotatory inertia varies depending on the shape of the object.

计算转动惯量的公式根据物体的形状而有所不同。

5.Engineers must calculate the rotatory inertia of a flywheel to ensure it can store adequate energy.

工程师必须计算飞轮的转动惯量以确保它能够储存足够的能量。

作文

In the realm of physics, one of the fundamental concepts that plays a crucial role in understanding motion is rotatory inertia. This term refers to the resistance of an object to changes in its rotational motion. It is a measure of how difficult it is to change the rotational speed or direction of an object. The concept of rotatory inertia is essential not only in theoretical physics but also in practical applications such as engineering and mechanics.To better grasp the significance of rotatory inertia, let us consider a simple example: a spinning figure skater. When the skater pulls in her arms, she spins faster. This increase in speed occurs because of the conservation of angular momentum, which is directly related to rotatory inertia. When the arms are extended, the skater has a larger moment of inertia, making it harder to spin quickly. However, by pulling in her arms, she reduces her moment of inertia, allowing her to rotate more swiftly. This illustrates how rotatory inertia affects rotational motion and highlights its importance in sports and physical activities.Another practical application of rotatory inertia can be found in the design of vehicles. Engineers must consider the rotatory inertia of various components, such as wheels and engines, to ensure optimal performance. For instance, a car with lighter wheels will have a lower rotatory inertia, allowing for quicker acceleration and improved handling. Conversely, heavier wheels may provide stability at high speeds but can hinder acceleration. Thus, understanding rotatory inertia helps engineers strike a balance between speed, stability, and efficiency in vehicle design.In the field of robotics, rotatory inertia is equally significant. Robots often need to perform precise movements and maintain balance while navigating their environment. By analyzing the rotatory inertia of robotic limbs and joints, engineers can optimize control algorithms and improve the overall performance of the robot. For instance, a robotic arm with a high rotatory inertia will require more power to change its position quickly, impacting its efficiency in tasks such as assembly or surgery.Furthermore, the study of rotatory inertia extends beyond mechanical systems; it is also vital in celestial mechanics. The rotation of planets and moons is influenced by their rotatory inertia. Understanding how mass is distributed within these celestial bodies allows scientists to predict their rotational behavior and stability over time. This knowledge is crucial for space exploration and satellite deployment, where accurate calculations can mean the difference between success and failure.In conclusion, rotatory inertia is a fundamental concept that permeates various fields, from sports to engineering and beyond. Its implications are vast, affecting everything from the performance of athletes to the design of vehicles and the movement of celestial bodies. By understanding rotatory inertia, we can better appreciate the complexities of motion and the principles that govern our physical world. As we continue to explore and innovate, the importance of this concept will undoubtedly remain significant in advancing technology and enhancing our understanding of the universe.

在物理学领域，一个在理解运动中起着至关重要作用的基本概念是转动惯量。这个术语指的是物体对其旋转运动变化的抵抗力。它是衡量改变物体旋转速度或方向的难易程度的标准。转动惯量的概念不仅在理论物理中至关重要，而且在工程和机械等实际应用中也同样重要。为了更好地理解转动惯量的重要性，让我们考虑一个简单的例子：一个正在旋转的花样滑冰者。当滑冰者收回手臂时，她会旋转得更快。这种速度的增加是由于角动量守恒定律，这与转动惯量直接相关。当手臂伸展时，滑冰者的转动惯量较大，使得快速旋转变得更加困难。然而，通过收回手臂，她减少了转动惯量，从而允许她更迅速地旋转。这说明了转动惯量如何影响旋转运动，并突显了它在体育和身体活动中的重要性。转动惯量的另一个实际应用可以在车辆设计中找到。工程师必须考虑各种部件的转动惯量，例如车轮和发动机，以确保最佳性能。例如，一辆车如果使用较轻的车轮，则其转动惯量较低，从而加速更快并改善操控性。相反，较重的车轮可能在高速行驶时提供稳定性，但可能会阻碍加速。因此，理解转动惯量有助于工程师在速度、稳定性和效率之间取得平衡。在机器人技术领域，转动惯量同样重要。机器人通常需要执行精确的运动，并在导航其环境时保持平衡。通过分析机器人肢体和关节的转动惯量，工程师可以优化控制算法，提高机器人整体性能。例如，一个具有高转动惯量的机器人手臂在快速改变位置时需要更多的能量，这会影响其在组装或手术等任务中的效率。此外，转动惯量的研究超越了机械系统；它在天体力学中同样至关重要。行星和月球的旋转受其转动惯量的影响。了解这些天体内部质量的分布使科学家能够预测它们的旋转行为和稳定性。这一知识对于太空探索和卫星部署至关重要，准确的计算可能意味着成功与失败之间的区别。总之，转动惯量是一个渗透于各个领域的基本概念，从体育到工程及其他领域。它的影响范围广泛，影响着从运动员表现到车辆设计以及天体运动的方方面面。通过理解转动惯量，我们可以更好地欣赏运动的复杂性以及支配我们物理世界的原则。随着我们继续探索和创新，这一概念的重要性无疑将在推动技术进步和增强我们对宇宙的理解中保持重要地位。