IB DP Physics: HL復習筆記5.1.1 Charge & Current
Charge Charge is measured in?coulombs?(C). One coulomb is defined as: The charge carried by an electric current of one ampere in one second? Charge is a?scalar?quantity Electrons?have a?negative ch...
IB DP Physics: HL復習筆記4.5.4 Harmonics
Harmonics Stationary waves can have different wave patterns, known as?harmonics These depend on the?frequency?of the vibration and the?boundary conditions?(i.e. fixed and/or free ends) The harmonic...
IB DP Physics: HL復習筆記4.5.3 Boundary Conditions for Standing Waves
Boundary Conditions Stationary waves can form on strings or in pipes In both cases, progressive waves travel in a medium (i.e. the string or air) and superimpose with their reflections The number o...
IB DP Physics: HL復習筆記4.5.2 Nodes & Antinodes
Nodes & Antinodes A standing wave is made up?nodes?and?antinodes Nodes?are locations of?zero amplitude?and they are?separated by half a wavelength?(λ/2) Antinodes?are locations of?maximum ampli...
IB DP Physics: HL復習筆記4.5.1 The Nature of Standing Waves
The Nature of Standing Waves Standing waves?are produced by the?amplitude?travelling in?opposite directions This is usually achieved when a travelling wave superimposes its reflection The superposi...
IB DP Physics: HL復習筆記4.4.7 Double-Slit Equation
Double-Slit Equation Interference Patterns Interference patterns depend on: The?coherent?light incident on the slits The?distance between the slits and the screen?where the interference pattern is ...
“問鼎”歐洲的經濟學挑戰EEO來襲！低門檻高回報，經濟er值得擁有！
更多國際賽事干貨/真題、藤校學霸故事， 關注【翰林課程】公眾號！ 歐洲最大的中學生經濟學挑戰 歐盟地區超過550所高中參加 參與門檻低，獲獎率極高 英美名校經濟學申請的絕佳利器 由捷克經濟教育學會主辦的 EEO...
Common App今日開放！吹響2023申請號角，附保姆級填寫教程！
更多國際賽事干貨/真題、藤校學霸故事，關注【翰林課程】公眾號！ 每年的8月1號，對于美本申請的同學們意義重大的日子：轟轟烈烈的申請季戰打響了——Common App開放申請 目前全球已經有超過900所大學與Common App...
普林斯頓/賓大等TOP大學官網集體改寫錄取規則，對申請者“軟實力”提出明確要求！
更多國際賽事干貨/真題、藤校學霸故事，關注【翰林課程】公眾號！ 2023Fall申請季正式拉開序幕啦，這兩年在疫情的影響下，很多大學采用了Test-Optional標化可選，有了看似寬松的政策，申請競爭越發激烈。 當然TOP...
IB DP Physics: HL復習筆記4.4.6 Interference & Path Difference
Double-Slit Interference Interference?occurs whenever two or more waves combine to produce a resultant wave with a new resultant?displacement The waves combine according to the?principle of superpo...
IB DP Physics: HL復習筆記4.4.5 Single-Slit Diffraction
Single-Slit Diffraction Diffraction is the?spreading out?of waves when they pass an obstruction This obstruction is typically a narrow slit known as an aperture As waves pass through the aperture, ...
IB DP Physics: HL復習筆記4.4.4 Determining Refractive Index
Determining Refractive Index Aim of the Experiment To investigate the refraction of light by a perspex block Equipment Ray Box - to provide a narrow beam of light to refract through the perspex box...
