Question

calculate work done to pull a spring​

Answer 1

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Diffusion is the net movement of anything from a region of higher concentration to a region of lower concentration. Diffusion is driven by a gradient in concentration. The concept of diffusion is widely used in many fields, including physics, chemistry, biology, sociology, economics.

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Answer 2

Explanation:

Work by spring force

1.F=-kx.

2.WS=∫F(x)ⅆx.

3.⇒WS=-12kx2.

4.⇒Kf=Ki.

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