Amplitude gets HUGE when driving frequency matches an oscillating system's natural frequency!
0:00 Resonance Intro
0:32 Experimental Set-up & Variable Frequency Signal Generator
5:05 Vary frequency, Measure Amplitude
6:00 How to measure amplitudes using motion sensor.
7:21 Amplitude against variable frequency graph
8:30 Forces oscillation vs Free Oscillations and Resonance
12:13 Example 1 - Ball Swing & Resonance
12:59 Example 2 - Human on swing & resonance
13:51 Defininig Free Oscillation
15:31 Definining Natural Frequency
16:31 Defining Forced Frequency
17:48 Defining and knowing WHEN resonance occurs
20:49 Resonance curves for increasing damping
26:00 Example 3 - Catastrophic Failure of Tacoma Bridge in Resonance
28:58 Example 4 - Water Molecule resonance in microwave.
MOAR FUN VIDEOS:
Signal Generator Chladni Plate ( • Vibration Generator an... )
9 examples of Resonance ( • Resonance Introduction... )
Tacoma Narrows Bridge ( • Taipei 101 Damper move... )
Resonance in microwave ( • Physics Show Video: Re... and • How Microwaves Work )
#A2oscillation Playlist:
• Ch17 Oscillations | CA...
Practice Past Year Questions
*starred Q's are in example videos
MJ10 P42 Q2 (pg5) Strip of springy steel*
ON10 P41 Q3 (pg6) Metal cube on spring*
ON12 P43 Q2 (pg12) Double spring Trolley
ON15 P41 Q4 (pg18) Double spring trolley
ON15 P43 Q4 (pg19) Tube Oscillation in Water
MJ16 P42 Q4 (pg20) Block on spring
MJ16 P41 Q3 (pg20) Floating Block Energy Loss*
FM17 P42 Q3 (pg24) Bending Beam Eddy Damping
MJ18 P42 Q4 (pg28) Double Spring Trolley Damping
ON18 P42 Q4 (pg30) U-Tube oscillation
ON18 P41 Q3 (pg29) U-Tube oscillation
MJ19 P41 Q3 (pg32) Floating Tube
ON19 P42 Q4 (pg35) Double spring ball
MJ20 P42 Q4 (pg37) Curved Track Damping
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Негізгі бет 17.4b Resonance: Natural vs Driving Frequency | A2 Oscillation | Cambridge A Level Physics
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