7.4b Malus Law: Polarization and Intensity | AS Waves | Cambridge A Level Physics

How to relate polarized light intensity change to angle between filters? 00:00 Plane-polarized (double filter) 02:58 Malus' Law angles and vectors 10:21 Equation derivation 15:50 Resolving components with angles 19:33 Intensity-angle Graph 26:17 Uses of polarization SIMULATION 3-slit polarization https://www.geogebra.org/m/E6jZ52vK Malus' Law https://www.geogebra.org/m/dgedzmz3#m... 3D Polarizer https://www.geogebra.org/m/dgedzmz3#m... Further physics: why is intensity halved when polarized?    • Why does a polariser cut the intensity of ...   #Waves Playlist:    • Ch7 Waves | CAIE 9702 AS Physics   Instagram Pocket Guide (  / etphysics  ) More Resources (https://9702-physics.blogspot.com/) Tuition/Tutoring inquiries: https://linktr.ee/etphysics Email: etphysics.office@gmail.com Recorded at MCKL #CambridgeALevelPhysics