5(a) Force-fields may be represented using lines that have direction.State(i) what is meant by a field of force,... [1](ii) how, using lines of force, changes in the strength of a force-field are represented...[1](b) A large horseshoe magnet produces a uniform magnetic field of...
A. A very important moment. "A Defining Moment" 指的是一个决定性的时刻,即一个非常重要的时刻。 因此,正确答案是 A. A very important moment.反馈 收藏
xxx is meant by 某某某 相关知识点: 基础积累与运用 句子 句式与句类 陈述句 试题来源: 解析 mean 意味着,意思是 be meant 这里是个被动语态,一般会出现在问题中吧.比如说:What is meant by “where there is a will,there is a way”?就是“. 分析总结。 bemeant这里是个被动语态一般会出现在问题中...
相关知识点: 试题来源: 解析 在波的上下文中,位移是指介质中的粒子从其平衡位置移动的距离。 在波的传播过程中,介质中的粒子会围绕其平衡位置振动。位移指的是粒子在某一时刻偏离其平衡位置的距离,可以是正值或负值,取决于粒子相对于平衡位置的位置。反馈 收藏 ...
这里meant 是mean 的被动语态。例(1)：主动语态： “Forthrightness” means what?被动语态： What is meant by “forthrightness”?例(2)：主动语态： Rita writes a letter.被动语态： A letter is written by Rita.例(3)：主动语态： 一辆车撞死了行人 被动语态： 行人被一辆车撞死...
To help visualize what is meant by a gravitational field we may use lines of force.下划线部分在句中做 ___。 A、主语 B、宾语 C、状语 D、定语 点击查看答案 你可能感兴趣的试题 问答题 B(1) approach holds that language is learned by a process of habit-formation. It is a standard “stimul...
To help visualize what is meant by a gravitational field we may use lines of force. 下划线部分在句中作 。 A.主语 B.宾语 C.状语 D.定语 点击查看答案 你可能感兴趣的试题 单项选择题 按照生产工艺过程的特点,产品生产可以分为是( )。 A、单步骤生产和多步骤生产...
6(a) Explain what is meant by(i) a progressive wave,[2](ii) the diffraction of a wave.[2](b) Two microwave sources S1 and S2 are situated as shown in Fig. 6.1. The waves emitted by the two sources are in phase and are polarised in the same plane.1》P -5.0cm o-1S2一一3.2...
(i) Explain what is meant by an ideal gas.[2](ii)Given po= atmospheric pressure Pm = pressure due to the mercury column T= temperature of the trapped gas n = number of moles of the trapped gas A = cross-sectional area of the tube Show that (P , D ) × 0.1 9 0= nRT[1](i...
6.1(i) The glass core is surrounded by a plastic cladding.State and explain which material has a higher refractive index and explain your answer..[2](ii)The light ray enters the air-glass interface at 45°.Calculate the angle of refraction in the glass core.angle of refraction =...[2]...