AQA A Level Physics复习笔记6.3.1 Damping
Damping In practice, all oscillators eventually stop oscillating Their amplitudes decrease rapidly, or gradually This happens due to resistive forces, such as friction or air resistan...
AQA A Level Physics复习笔记6.2.8 Required Practical: Investigating SHM
Required Practical: Investigating SHM Equipment List Resolution of measuring equipment: Stopwatch = 0.01 s Metre Ruler = 1 mm SHM in a Mass-Spring System The overall aim of this exper...
IB DP Maths: AA HL复习笔记1.9.2 Forms of Complex Numbers
How do I write a complex number in modulus-argument (polar) form? How do I multiply complex numbers in modulus-argument (polar) form? The main benefit of writing complex numbers in modulus-argument...
AQA A Level Physics复习笔记6.2.7 Energy in SHM
Energy in SHM During simple harmonic motion, energy is constantly exchanged between two forms: kinetic and potential The potential energy could be in the form of: Gravitational potential ene...
IB DP Maths: AA HL复习笔记1.9.1 Geometry of Complex Numbers
What does addition look like on an Argand diagram? In Cartesian form two complex numbers are added by adding the real and imaginary parts When plotted on an Argand diagram the complex number z1 + ...
AP统计学考试考什么？
AP统计学考试与其他科目一样，分为Multiple Choice选择题和Free Response简答题两部分，考试时间各为90分钟，全程可以使用计算器(推荐使用TI-84 plus CE或N’Spire)。 其中Multiple Choice部分会包含40道选择题，...
IB DP Maths: AA HL复习笔记1.8.3 Introduction to Argand Diagrams
What is the complex plane? The complex plane, sometimes also known as the Argand plane, is a two-dimensional plane on which complex numbers can be represented geometrically It is similar to a two-d...
IB DP Maths: AA HL复习笔记1.8.2 Modulus & Argument
How do I find the modulus of a complex number? The modulus of a complex number is its distance from the origin when plotted on an Argand diagram A modulus is never negative What features should I k...
2023年A-Level考试将迎重大改革！
A-Level考试改革已经传了很久，这一次动真格了！英国学生办公室(OfS)已经制定了一项新的入学制度，该制度可能取消A-Level预估分（predicted result）的使用。取消预估分意味着，学生需要先拿到A-Level实考成绩以...
