## anonymous 3 years ago Work = Zero

1. anonymous

$W = \int\limits_{a}^{b} F(x)d(x)$ Is a closed path is always zero why is that?

2. anonymous

Well work done by gravity that is...

3. anonymous

@satellite73 @ParthKohli @Callisto @mathslover @Mashy

4. anonymous

I can imagine that gravity does no work because the start & endpoint is the same. |dw:1365011587034:dw|

5. anonymous

Um. The distance did not change I guess, so the work = F x 0 = 0?

6. mathslover

|dw:1365011417026:dw|

7. anonymous

only by conservative forces.. . :)

8. anonymous

and independent of the path followed.