Another amplitude and oscillation problem

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Homework Help Overview

The problem involves a damped oscillation scenario where a lamppost vibrates after an earthquake, with specific amplitudes given at different times. The subject area pertains to oscillations and damping in physics.

Discussion Character

  • Exploratory, Conceptual clarification

Approaches and Questions Raised

  • Participants are discussing the standard equations related to damped motion and questioning the foundational concepts of damping.

Discussion Status

The discussion is currently exploring the basic principles of damped motion, with participants seeking clarification on relevant equations and concepts. There is no explicit consensus yet, as participants are still in the early stages of understanding the problem.

Contextual Notes

Participants express uncertainty about how to approach the problem, indicating a potential lack of familiarity with the concepts of damping and oscillation equations.

LBRRIT2390
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Homework Statement



A small earthquake starts a lamppost vibrating back and forth. The amplitude of the vibration of the top of the lamppost is 6.5 cm at the moment the quake stops, and 8.0 seconds later it is 1.8 cm.

A. What is the time constant for the damping of the oscillation? _____ seconds

B. What was the amplitude of the oscillation 4.0 s after the quake stopped? _____ cm


Homework Equations



A. ?

B. ?


The Attempt at a Solution



Don't know where to start :confused:
 
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Hi LBRRIT2390! :smile:

What is the standard equation for damped motion with time constant T?
 
I honestly have no idea
 
What do you know about damped motion, then? :confused:
 

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