Magnetic field

Moving coil loudspeaker Simulation

Moving coil Loudspeaker Simulation The simulation is a real-time interactive 3D model of a moving-coil loudspeaker, built to the AQA GCSE Physics specification. Students view a physically accurate cross-section rendered with metallic PBR materials — chrome back plate and pole piece, ceramic magnet body, copper voice coil with visible winding rings, a paper cone, rubber […]

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Solenoid & Electromagnet Simulation

Solenoid & Electromagnet Simulation What the simulation shows A full 3D electromagnet built from first principles: a copper-wound solenoid on a cardboard former, connected to a battery by green wire leads, with a cylindrical iron rod sitting to the right waiting to be inserted. Everything in the scene is physically motivated — nothing is decorative.

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