Resonance in Mechanical Systems (HSC SSCE Physics): Flashcards
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Practise the cards
10 cards from this deck
Free vibrations
Free vibrations
Object displaced then left to vibrate naturally at own frequency
Forced vibrations
Forced vibrations
One vibrating object causes another object to vibrate
Resonance
Resonance
When driving frequency matches object's natural frequency
Natural frequency of object
Natural frequency of object
Frequency at which energy transfers most efficiently to it
Damping
Damping
Decrease in vibration amplitude over time due to friction
Nodes in standing wave
Nodes in standing wave
Fixed points with no motion
Antinodes in standing wave
Antinodes in standing wave
Points of maximum displacement
Energy transfer efficiency at resonance
Energy transfer efficiency at resonance
Maximum efficiency
Effect of halving guitar string length
Effect of halving guitar string length
Doubles the frequency
3 factors affecting guitar string frequency
3 factors affecting guitar string frequency
Length, mass per unit length, tension