moment of torque

简明释义

扭矩

英英释义

例句

1.The engineer calculated the moment of torque 扭矩的瞬间 needed to rotate the heavy machinery.

工程师计算了旋转重型机械所需的扭矩的瞬间 moment of torque。

2.The moment of torque 扭矩的瞬间 exerted by the lever allowed the worker to move the heavy stone easily.

杠杆施加的扭矩的瞬间 moment of torque 使工人能够轻松移动重石。

3.In a car, the engine generates a significant moment of torque 扭矩的瞬间 that propels the vehicle forward.

在汽车中，发动机产生了显著的扭矩的瞬间 moment of torque，推动车辆向前。

4.When turning a wrench, the moment of torque 扭矩的瞬间 applied determines how effectively you can loosen a bolt.

当转动扳手时，施加的扭矩的瞬间 moment of torque 决定了你松开螺栓的效率。

5.To lift the lid off a jar, you need to apply a strong moment of torque 扭矩的瞬间 at the edge.

要打开罐子的盖子，你需要在边缘施加一个强的扭矩的瞬间 moment of torque。

作文

The concept of torque is fundamental in the field of physics, particularly when discussing rotational motion. Torque can be defined as a measure of the force that causes an object to rotate about an axis. One of the key aspects of understanding torque is the idea of the moment of torque, which refers to the effectiveness of a force applied at a distance from the pivot point. In simpler terms, the moment of torque is the rotational equivalent of linear force and is calculated by multiplying the force applied by the distance from the pivot point to the line of action of the force.To illustrate this concept, consider a door. When you push on the edge of the door, you create a moment of torque that causes the door to swing open. If you were to push closer to the hinges, the moment of torque would be significantly less, making it harder to open the door. This example highlights how the distance from the pivot point (the hinges) plays a crucial role in determining the effectiveness of the applied force.In engineering and mechanics, the moment of torque is critical in designing machines and structures. For instance, in the case of a lever, the moment of torque is essential for understanding how much force is needed to lift a load. The longer the lever arm, the greater the moment of torque generated by the same amount of force, allowing for easier lifting of heavier objects.Moreover, the moment of torque is not only relevant in static situations but also in dynamic systems. For example, when a car accelerates, the engine generates a moment of torque that is transmitted to the wheels, allowing the vehicle to move forward. Understanding how torque works in these scenarios allows engineers to optimize performance and efficiency in various applications.It is also important to note that the moment of torque can be affected by the angle at which the force is applied. When a force is applied perpendicular to the lever arm, the moment of torque is maximized. However, if the force is applied at an angle, the effective distance decreases, resulting in a smaller moment of torque. This principle is crucial in many practical applications, such as tightening bolts or using tools like wrenches, where the angle of force application can significantly impact the outcome.In conclusion, the moment of torque is a vital concept in understanding rotational motion and mechanics. It determines how effectively a force can cause an object to rotate and plays a significant role in various engineering applications. By grasping the principles behind the moment of torque, one can better appreciate the complexities of physical systems and improve their problem-solving skills in real-world scenarios. Whether it’s opening a door, lifting a weight, or driving a car, the moment of torque is at play, influencing our daily interactions with the physical world.

扭矩的概念在物理学领域中是基础，尤其是在讨论旋转运动时。扭矩可以定义为导致物体绕轴旋转的力量的量度。理解扭矩的一个关键方面是扭矩矩的概念，它指的是施加在支点距离处的力的有效性。简单来说，扭矩矩是线性力的旋转等价物，其计算方法是将施加的力与从支点到力的作用线的距离相乘。为了说明这一概念，考虑一扇门。当你推门的边缘时，你产生了一个扭矩矩，使门向外摆动。如果你靠近铰链推门，扭矩矩会显著减少，使打开门变得更困难。这个例子突显了从支点（铰链）到施加力的距离在决定施加力的有效性方面所起的关键作用。在工程和力学中，扭矩矩在设计机器和结构时至关重要。例如，在杠杆的情况下，扭矩矩对于理解举起负载所需的力量至关重要。杠杆臂越长，相同数量的力产生的扭矩矩就越大，从而更容易抬起更重的物体。此外，扭矩矩不仅在静态情况下相关，在动态系统中也同样重要。例如，当汽车加速时，发动机产生的扭矩矩传递到车轮，使车辆向前移动。理解这些场景中的扭矩如何工作，使工程师能够优化各种应用中的性能和效率。还需要注意的是，施加力的角度会影响扭矩矩。当力垂直于杠杆臂施加时，扭矩矩达到最大。然而，如果力以某个角度施加，有效距离会减少，从而导致较小的扭矩矩。这一原理在许多实际应用中至关重要，例如拧紧螺栓或使用扳手等工具，其中施加力的角度可能显著影响结果。总之，扭矩矩是理解旋转运动和力学的重要概念。它决定了施加的力量能多有效地使物体旋转，并在各种工程应用中发挥着重要作用。通过掌握扭矩矩背后的原理，人们可以更好地理解物理系统的复杂性，并提高他们在现实场景中的问题解决能力。无论是打开一扇门、举起一个重物，还是驾驶一辆汽车，扭矩矩都在发挥作用，影响着我们与物理世界的日常互动。