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Re: [Question #652282]: Why do the particles go up when all the forces(including gravity) are applied in the downward direction?

To: yade-users@xxxxxxxxxxxxxxxxxxx
From: Robert Caulk <question652282@xxxxxxxxxxxxxxxxxxxxx>
Date: Mon, 24 Jul 2017 15:53:36 -0000
Reply-to: question652282@xxxxxxxxxxxxxxxxxxxxx
Sender: bounces@xxxxxxxxxxxxx

Question #652282 on Yade changed:
https://answers.launchpad.net/yade/+question/652282

    Status: Open => Answered

Robert Caulk proposed the following answer:
Hello Hashir,

You apply gravity in the upward direction with:

NewtonIntegrator(damping=0,gravity=[0,0,9.81],label='newtonInt')

If you want gravity to act in the downward direction, you should use
-9.81.

Cheers,

Robert

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