Argand Diagrams - Basics What is an Argand diagram? An Argand diagram is a?geometrical?way to represent complex numbers as either a?point?or a?vector?in two-dimensional space We can represent the c...
Solving Quadratic Equations with Complex Roots What are complex roots?? Complex numbers?provide solutions for quadratic equations which have?no real roots Complex roots occur when solving a quadrat...
Cartesian Form of Complex Numbers Complex numbers are a set of numbers which contain both a real part and an imaginary part. The set of complex numbers is denoted as . What is an imaginary number? ...
前段時間，韓國、新加坡更新了2023年AP大考的安排。隨著9月開學，中國大陸以及中國香港各學校2023年AP大考的報名也將陸續開始。眼下報考時間即將截止，在報考之前同學們要了解一下2023年AP大考的變化，以便提前準...
Damping & Plastic Deformation Damping?an oscillator affects its?amplitude?of oscillation: When?damping?is?increased?the?amplitude decreased damping?and?amplitude?are?inversely proportional?to e...
Resonance Graphs A graph of driving frequency?f?against amplitude?A?of oscillations is called a?resonance curve. It has the following key features: When?f?<?f0, the amplitude of oscillations inc...
Free & Forced Oscillations Free Oscillations Free oscillations occur when there is no transfer of energy to or from the surroundings This happens when an oscillating system is displaced and the...
Damped & Undamped Oscillating Systems In practice, all oscillators eventually stop oscillating Their amplitudes decrease rapidly, or gradually This happens due to?resistive forces, such ...
Core Practical 16: Investigating Resonance Aim of the Experiment Determine the value of an unknown mass by a graphical method by using?the resonant frequencies of the oscillation of known masses Va...
