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How does an external force effect an object
 
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Martin Moras



Anmeldungsdatum: 17.03.2023
Beiträge: 1

Beitrag Martin Moras Verfasst am: 17. März 2023 11:54    Titel: How does an external force effect an object Antworten mit Zitat

Meine Frage:
I have a 2D object which can move freely around with no drag or gravity acting on it. If an external force is now acting on it for just one frame, how can I calculate the angular and the linear acceleration of that object?

Meine Ideen:
I think a part of the solution is to first calculate the angular velocity (angular velocity = radius between force and center of mass * force * sin of the angle between force and radius / inertia) and then subtracting the energy of the angular velocity by the energy of the force to than calculate the linear velocity of the levtover energy.
DrStupid



Anmeldungsdatum: 07.10.2009
Beiträge: 5044

Beitrag DrStupid Verfasst am: 17. März 2023 13:34    Titel: Re: How does an external force effect an object Antworten mit Zitat

Martin Moras hat Folgendes geschrieben:
I think a part of the solution is to first calculate the angular velocity (angular velocity = radius between force and center of mass * force * sin of the angle between force and radius / inertia)


Almost:



Martin Moras hat Folgendes geschrieben:
and then subtracting the energy of the angular velocity by the energy of the force to than calculate the linear velocity of the levtover energy.


No. Force is acting independent from angular momentum:

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