OCR A level Physics A Module 4: Electrons, waves and photons

Summary notes for topic 4.3 Electrical circuits including Kirchhoff’s Second Law, series and parallel circuits, internal resistance, potential divider circuits, combining resistors, and sensing circuits. Notes include definitions, highlighted key terms, diagrams, explanations and break downs of eq...

Summary notes for the second half of topic 4.4 waves (chapter 12 in the textbook) covering superposition, interference, Young’s double slit experiment, stationary waves and harmonics. Notes include definitions, highlighted key points, diagrams, explanations and break downs of equations

Summary notes for topic 4.2 Energy, power and resistance covering potential difference, electromotive force, resistance, circuit symbols, the electron gun, Ohm’s law, I-V characteristics, resistivity, thermistors, LDRs, power and paying for electricity . Notes include definitions, highlighted key ...