Resonance – Contents: Concept of resonance Damped Motion Film Demos.

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Presentation transcript:

Resonance – Contents: Concept of resonance Damped Motion Film Demos

Resonance - Dynamics x = x o sin(  t) TOC  = Show Large mass/Small mass on spring (large mass oscillates slower) Drive spring with different frequencies

Show Mass on spring with rangefinder – 300 seconds What shape is the envelope? A – Over damped B – Critically damped C – Under damped

Show Resonance Film (Tacoma Narrows Bridge Collapse) Demos Resonance Boxes Glass Wiggler in room On door post outside Railing Sing into a guitar/Piano Washboards on roads Swings big and small Beaker of Water Bay of Fundy Car slowing down Garbage disposal NMR Speaker Design The universe