how is the following statement true?
 
Total work done by spring force may be positive, negative or zero.
 
please explain the reason how can the total work done be positive, negative or zero
though we know that the spring force is always directed towards mean position and the spring force is always negative.

Asked by devanshmalhotra2609 | 24th May, 2016, 01:56: PM

Expert Answer:

Answered by Romal Bhansali | 26th May, 2016, 09:47: AM

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