Calculating Maximum Speed of a 65.0- fish on an Ideal Spring

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Homework Help Overview

The problem involves a 65.0 kg fish hanging from an ideal spring, which stretches by 0.120 m. The spring constant is given as k = 5310 N/m. The objective is to determine the maximum speed of the fish.

Discussion Character

  • Exploratory, Assumption checking, Problem interpretation

Approaches and Questions Raised

  • Participants discuss the relationship between the spring constant and the maximum speed, with one noting the formula for velocity in vertical simple harmonic motion (SHM) but expressing uncertainty about the angular frequency (w). Others question the interpretation of the problem, particularly regarding the equilibrium position of the fish and the implications for the spring constant.

Discussion Status

There is an ongoing exploration of the problem, with participants clarifying the details of the spring constant and its relevance to the maximum speed. Some guidance has been offered regarding the equilibrium position and the correct interpretation of the spring's stretch.

Contextual Notes

Participants are navigating assumptions about the spring's behavior and the conditions of the problem, particularly regarding the static versus dynamic states of the fish and the spring.

senoltreble
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Homework Statement



A proud deep-sea fisherman hangs a 65.0- fish from an ideal spring having negligible mass. The fish stretches the spring 0.120 . k= 5310N/m

Im suppose to find the maximum speed it will reach.

Homework Equations





The Attempt at a Solution



I heard that velocity of vertical SHM can be found by wA, but i don't know what w is. So I am having hard time solving this question.
 
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I don't understand what this problem is asking.

A proud deep-sea fisherman hangs a 65.0- fish from an ideal spring having negligible mass. The fish stretches the spring 0.120 . k= 5310N/m

As I read this, it seems that the fish is in its equilibrium position and is therefore static.

...
 
senoltreble said:
k= 5310N/m
Is the spring constant given or did you calculate it?
 
What is the maximum speed it will reach? is the question. I found the spring constant, but i don't know if it helps solving the question
 
senoltreble said:
What is the maximum speed it will reach? is the question.
I understand the question. :wink:

I found the spring constant, but i don't know if it helps solving the question
You think you found the spring constant, but you made an error. The distance given is the maximum stretch of the spring from its unstretched position. So where's the new equilibrium point? Use that to find the correct value of the spring constant.
 

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