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本周新课题汇总 1复杂系统可靠性模型研究 2金属橡胶隔振器作为发动机悬置的可行性研究 3内燃机排气管疲劳寿命的改进 4网球拍减振器 5室内低频噪声的改善 6绿色金融对生态环境的影响研究 7中国数字经济发展水平测...
本周新课题汇总 1复杂系统可靠性模型研究 2金属橡胶隔振器作为发动机悬置的可行性研究 3内燃机排气管疲劳寿命的改进 4网球拍减振器 5室内低频噪声的改善 6绿色金融对生态环境的影响研究 7中国数字经济发展水平测...
Required Practical: Young's Slit Experiment & Diffraction Gratings Equipment List Resolution of measuring equipment: Metre ruler = 1 mm Vernier Callipers = 0.01 mm Young’s Double-...
Developing Theories of EM Radiation Isaac Newton (1672) Newton proposed that visible light is a stream of microscopic particles called corpuscles However, these corpuscles could not explain ...
Double Slit Interference Two Source Interference For two-source interference fringes to be observed, the sources of the wave must be: Coherent (constant phase difference) Monochromatic (sing...
Interference & Diffraction of a Laser Interference and diffraction of lasers can be demonstrated with slits or diffraction gratings For light rays, such as a laser light through two slit...
Required Practical: Investigating Stationary Waves Aims of the Experiment The overall aim of the experiment is to measure how the frequency of the first harmonic is affected by changing one ...
Harmonics Stationary waves can have different wave patterns, known as harmonics These depend on the frequency of the vibration and the situation in which they are created These harmon...
牛津本科很多专业都要求申请者参加admissions test,也就是入学考试。 牛津本科一共有13项入学评估,除了10个统一笔试,还有美术的实践考核、音乐的表演评估,以及LNAT法律入学笔试。 而剑桥入学考试分为pre-inte...
近日,牛剑默不作声地突然“联手”搞了大事情!! 不仅把2022年所有笔试报名截止时间都提前到了9月30日,剑桥更是把多个原计划11月2日举行的笔试,提前到了10月18-19日! 剑桥官宣部分入学笔试提前 突如其来的提前...
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