# Welcome to C.K.Ng's homepage

 1D kinematics 一 維 運 動
 Newton's 1st law of motion 牛頓運動第一定律
 Uniformly accelerated motion 勻 加 速 運 動
 Motion under a player-controlled force 自主施力製造運動
 Inclined plane 斜 板
 Collisions in 1D 一 維 碰 撞
 Balance of moments 力 矩 平 衡
 Projectile Motion 拋物體運動
 Spring-mass Oscillator 彈簧-質量諧振
 Two-body Motion 二體運動
 Types of Waves 橫波與縱波，行波與駐波
 Transverse traveling wave 橫 行 波
 Longitudinal Traveling Wave 縱 行 波
 Refraction of light 光 的 折 射
 Interference of Water Waves 水波干涉
 Diffraction of Water Waves (Opening) 水波衍射(縫隙)
 Generating Standing Waves 弦線上產生駐波
 Quality of sound 音 質
 Acoustic beats 音 拍
 Simple circuits 簡 單 電 路
 Lissajous Figures 利 薩 如 圖 形
 Root-mean-square Voltage 方 均 根 電 壓
 RLC Series AC circuit RLC 串聯交流電路

 The voltages and polarity of an inductor (Physics Education)  Download from PE Clarifying concepts and gaining a deeper understanding of ideal transformers (European Journal of Physics)  Download from EJP Understanding the damped SHM without ODEs (Physics Education) Accepted Manuscript How tidal forces cause ocean tides in the equilibrium theory (Physics Education) Accepted Manuscript Energy in a String Wave (The Physics Teacher) Download Oblique and Head-On Elastic Collisions (The Physics Teacher) Download
 Author and Copyright: Chiu-king Ng Feedback/Contact: feedbackXY@phy.hk, where XY is the prime number following 23 Mirror Site: http://phy.hk Last Update: 15-Feb-2020