Is Work Positive or Negative on a Stretched Spring with a Mass?

[GBA13]

Homework Statement

Hi,

I am thinking about a stretched spring with a mass on it. When the spring is fully extended and has just started to pull the mass back towards the equilibrium point, is the work positive or negative?

Homework Equations

The Attempt at a Solution

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I think as the spring is pulling the mass then work is positive but I'm not sure. Thanks!

 

[PhanthomJay]

Homework Statement

Hi,

I am thinking about a stretched spring with a mass on it. When the spring is fully extended and has just started to pull the mass back towards the equilibrium point, is the work positive or negative?

Homework Equations

The Attempt at a Solution

[/B]
I think as the spring is pulling the mass then work is positive but I'm not sure. Thanks!

Please explain why you think it is positive.

 

[MattyAeroEng]

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