Law of conservation of energy and springs.

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Homework Help Overview

The discussion revolves around the law of conservation of energy in the context of springs and oscillating masses. Participants are examining how energy is conserved as a mass oscillates, referencing various energy equations related to potential and kinetic energy.

Discussion Character

  • Exploratory, Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Some participants question the reliability of online solutions they found, while others suggest considering the conservation of total energy (potential plus kinetic) during oscillation.

Discussion Status

The discussion is ongoing, with participants exploring different interpretations of energy conservation in oscillatory motion. There is no explicit consensus, but some guidance has been offered regarding the constancy of total energy.

Contextual Notes

Participants express uncertainty about the clarity of the problem, with references to image attachments that are not accessible to all. There is also a mention of the simplicity of the problem if energy conservation is maintained.

firezap
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Homework Statement


see the 2 image attachments.

Homework Equations


law of conservation of energy
Fs = -kx
Eg = mgh
Ek = 1/2mv^2
Es = 1/2kx^2

The Attempt at a Solution


i have no idea.
 

Attachments

  • initial.jpg
    initial.jpg
    17 KB · Views: 407
  • weekly 151.jpg
    weekly 151.jpg
    15.1 KB · Views: 442
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How about energy conservation as the mass oscillates back & forth?
.
 
i found this answer online. can i trust this solution or is it wrong?
 

Attachments

  • weekly solution.jpg
    weekly solution.jpg
    28.8 KB · Views: 546
firezap said:
i found this answer online. can i trust this solution or is it wrong?

I'm sorry, I can't read it.

But it's a simple problem if you keep total (potential plus kinetic) energy constant as the mass oscillates.
 

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