angle of refraction

简明释义

折射角

英英释义

例句

1.A higher angle of refraction 折射角 means that light is bending more sharply as it enters the new medium.

更高的折射角意味着光线在进入新介质时弯曲得更急剧。

2.When light passes from air into water, the angle of refraction 折射角 can be calculated using Snell's Law.

当光线从空气进入水中时，可以使用斯涅尔定律计算折射角。

3.To find the angle of refraction 折射角, you need to know the indices of refraction of both materials involved.

要找到折射角，你需要知道两个涉及材料的折射率。

4.In optical fibers, the angle of refraction 折射角 is critical for maintaining total internal reflection.

在光纤中，折射角对于维持全内反射至关重要。

5.The angle of refraction 折射角 determines how much a beam of light bends when it enters a different medium.

光束在进入不同介质时，折射角决定了光束弯曲的程度。

作文

The phenomenon of light bending when it passes from one medium to another is a fundamental concept in physics known as refraction. This bending occurs due to a change in the speed of light as it moves through different materials. One of the key aspects of this process is the angle of refraction, which refers to the angle formed between the refracted ray of light and the normal line at the interface of the two media. Understanding the angle of refraction is crucial for various applications, including optics, photography, and even in designing optical instruments like glasses and cameras.When light travels from air into water, for instance, it slows down and bends towards the normal line. The angle of refraction is determined by Snell's Law, which states that the ratio of the sine of the angle of incidence (the angle at which the incoming light strikes the surface) to the sine of the angle of refraction is constant and is equal to the ratio of the velocities of light in the two media. Mathematically, it can be expressed as: \[ n_1 \sin(\theta_1) = n_2 \sin(\theta_2) \] where \( n_1 \) and \( n_2 \) are the refractive indices of the first and second medium, respectively, and \( \theta_1 \) and \( \theta_2 \) are the angles of incidence and refraction. This relationship helps us predict how much light will bend as it enters a new material, allowing for precise calculations in various scientific fields.In practical terms, the angle of refraction plays a significant role in everyday life. For example, when you look at a straw in a glass of water, it appears bent at the surface. This optical illusion is a direct result of the angle of refraction. The brain interprets the light coming from the straw as if it is traveling in a straight line, but in reality, it has been refracted. Understanding this concept not only enhances our perception of the world but also aids in the design of better optical devices.Moreover, the angle of refraction is also critical in the field of fiber optics. Fiber optic cables rely on the principle of total internal reflection, which occurs when the light hits the boundary at an angle greater than the angle of refraction that would allow it to exit the fiber. By carefully controlling the angle of refraction within these cables, we can transmit data over long distances with minimal loss, revolutionizing communication technology.In conclusion, the angle of refraction is not just a theoretical concept confined to the pages of physics textbooks; it is a vital part of our interaction with light and its behavior in different environments. From understanding natural phenomena to advancing technological innovations, mastering the angle of refraction equips us with the knowledge to harness the power of light effectively. As we continue to explore the intricacies of light behavior, the angle of refraction will undoubtedly remain a key area of study for scientists and engineers alike.

光线在穿过不同介质时发生弯曲的现象是物理学中的一个基本概念，称为折射。这种弯曲是由于光在不同材料中传播速度的变化所导致的。这个过程的一个关键方面是折射角，它指的是折射光线与两个介质交界面上的法线之间形成的角度。理解折射角对于各种应用至关重要，包括光学、摄影，甚至在设计眼镜和相机等光学仪器时。例如，当光从空气进入水中时，它减速并向法线弯曲。折射角由斯涅尔定律决定，该定律指出入射角（入射光线击中表面的角度）正弦与折射角正弦之比是常数，并且等于光在两种介质中速度的比率。数学上可以表示为：\[ n_1 \sin(\theta_1) = n_2 \sin(\theta_2) \]其中\( n_1 \)和\( n_2 \)分别是第一和第二介质的折射率，\( \theta_1 \)和\( \theta_2 \)是入射角和折射角。这个关系帮助我们预测光在进入新材料时会弯曲多少，从而在各个科学领域进行精确计算。在实际生活中，折射角在日常生活中扮演着重要角色。例如，当你看着水杯中的吸管时，它似乎在水面上弯曲。这种光学错觉直接源于折射角。大脑将来自吸管的光解释为直线传播，但实际上它已经被折射。理解这个概念不仅增强了我们对世界的感知，还帮助我们设计更好的光学设备。此外，折射角在光纤领域也至关重要。光纤电缆依赖于全内反射原理，当光以大于允许其离开光纤的折射角的角度击中边界时，就会发生全内反射。通过精确控制光纤内部的折射角，我们可以以最小的损耗远距离传输数据，彻底改变通信技术。总之，折射角不仅仅是局限于物理教科书中的理论概念；它是我们与光及其在不同环境中行为的互动的重要组成部分。从理解自然现象到推动技术创新，掌握折射角使我们能够有效利用光的力量。随着我们继续探索光行为的复杂性，折射角无疑将继续成为科学家和工程师研究的关键领域。