angle of ejection

简明释义

碰出角;

英英释义

例句

1.During the experiment, we varied the angle of ejection (射出角度) to observe its effect on projectile motion.

在实验中，我们改变了射出角度以观察其对抛体运动的影响。

2.In sports like basketball, the angle of ejection (射出角度) of the ball can determine whether it goes in the hoop.

在篮球等运动中，球的射出角度可以决定它是否能进篮筐。

3.The engineers calculated the optimal angle of ejection (射出角度) for the catapult to maximize its range.

工程师计算了投石机的最佳射出角度以最大化其射程。

4.To achieve maximum distance, you should optimize the angle of ejection (射出角度) when launching your rocket.

为了达到最大距离，在发射火箭时应优化射出角度。

5.The trajectory of the projectile depends significantly on the angle of ejection (射出角度).

弹丸的轨迹在很大程度上依赖于射出角度。

作文

In the study of physics, particularly in the field of projectile motion, the term angle of ejection refers to the angle at which an object is launched into the air. This concept is crucial for understanding how different angles affect the trajectory and distance traveled by the projectile. The angle of ejection can significantly influence the height and range of the object, making it a vital factor in various applications, from sports to engineering. For instance, when a basketball player shoots the ball, the angle of ejection determines whether the ball will go through the hoop or miss entirely. A steeper angle may result in a higher arc, while a flatter angle might provide a longer distance but less height.To illustrate this further, consider the example of a cannonball being fired. The optimal angle of ejection for maximum distance is typically around 45 degrees, assuming no air resistance. At this angle, the projectile has a balanced combination of vertical and horizontal velocity components, allowing it to travel the furthest before gravity pulls it back down. If the angle is less than 45 degrees, the projectile will not reach its maximum potential distance due to insufficient vertical lift. Conversely, if the angle exceeds 45 degrees, the projectile will ascend too steeply, resulting in a shorter horizontal range.Understanding the angle of ejection is also essential in sports like golf and football. Golfers must consider their swing's angle to ensure the ball travels the desired distance and direction. Similarly, a quarterback must throw the football at an appropriate angle to ensure it reaches the intended receiver without being intercepted. In both scenarios, the angle of ejection plays a critical role in determining the success of the play.In addition to sports, the angle of ejection is relevant in various engineering fields, such as aerospace and automotive design. Engineers must calculate the optimal launch angles for rockets and missiles to achieve specific targets. The angle of ejection can affect fuel efficiency, trajectory stability, and overall mission success. Therefore, precise calculations and simulations are necessary to determine the best angles for these applications.Moreover, the angle of ejection is not only a theoretical concept but also a practical one that can be observed in everyday life. For example, when throwing a frisbee, the angle at which it is released can determine how far and accurately it flies. A proper grip and release technique combined with the correct angle of ejection can lead to an enjoyable game with friends.In conclusion, the angle of ejection is a fundamental concept in physics that impacts various aspects of life, from sports to engineering. By understanding how different angles affect projectile motion, individuals can improve their performance in sports, enhance engineering designs, and appreciate the science behind everyday activities. Mastering the angle of ejection allows for better predictions of outcomes in various scenarios, ultimately leading to greater success in both recreational and professional endeavors.

在物理学的研究中，特别是在抛体运动领域，术语发射角指的是一个物体被发射到空中的角度。这个概念对于理解不同角度如何影响抛射物的轨迹和飞行距离至关重要。发射角可以显著影响物体的高度和范围，使其成为各种应用中的关键因素，从运动到工程。例如，当篮球运动员投篮时，发射角决定了球是否会进筐或完全错失。更陡的角度可能导致更高的弧度，而更平的角度则可能提供更长的距离但高度较低。为了进一步说明这一点，考虑炮弹发射的例子。对于最大距离，炮弹的最佳发射角通常在45度左右，假设没有空气阻力。在这个角度下，抛射物具有垂直和水平速度分量的平衡组合，允许其在重力将其拉回之前飞行得最远。如果角度小于45度，抛射物将无法达到其最大潜在距离，因为垂直升力不足。相反，如果角度超过45度，抛射物将过于陡峭上升，导致水平范围缩短。理解发射角在高尔夫和足球等运动中也至关重要。高尔夫球手必须考虑他们挥杆的角度，以确保球能够飞行到所需的距离和方向。同样，四分卫必须以适当的角度投掷足球，以确保它能够到达预定的接球手而不被截获。在这两种情况下，发射角在决定比赛成功与否方面发挥着关键作用。除了体育运动，发射角在航空航天和汽车设计等各种工程领域也很相关。工程师必须计算火箭和导弹的最佳发射角，以实现特定目标。发射角可以影响燃油效率、轨迹稳定性和整体任务成功。因此，进行精确的计算和模拟是必要的，以确定这些应用的最佳角度。此外，发射角不仅是一个理论概念，也是一个可以在日常生活中观察到的实用概念。例如，在投掷飞盘时，释放时的角度可以决定它飞行的远近和准确性。正确的握持和释放技巧结合适当的发射角可以使与朋友的游戏更加愉快。总之，发射角是物理学中的一个基本概念，影响着生活的各个方面，从运动到工程。通过理解不同角度如何影响抛体运动，个人可以提高在运动中的表现，增强工程设计，并欣赏日常活动背后的科学。掌握发射角可以更好地预测各种场景中的结果，最终在休闲和职业努力中取得更大的成功。