مركز ثقل
في فرع الميكانيكا من الفيزياء يعهد مركز الثقل أومركز الثنطقة لجسم ما على أنه نقطة في هذا الجسم الذيقد يكون العزم مساوياً للصفر بالنسبة لها إذا وضعنا هذا الجسم في حقل قوى متوازي (مثل حقل الجاذبية الارضية إذا غيبنا كروية الارض). ويسمى في الرياضيات بالمرجح.
انظر أيضاً
- Barycenter
- Buoyancy
- Center of mass (relativistic)
- Center of percussion
- Center of pressure (fluid mechanics)
- Center of pressure (terrestrial locomotion)
- Centroid
- Circumcenter of mass
- Expected value
- Mass point geometry
- Metacentric height
- Roll center
- Weight distribution
الهامش
مراجع
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- Federal Aviation Administration (2007), Aircraft Weight and Balance Handbook, United States Government Printing Office, http://www.faa.gov/library/manuals/aircraft/media/FAA-H-8083-1A.pdf, retrieved on 23 October 2011
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وصلات خارجية
- Motion of the Center of Mass shows that the motion of the center of mass of an object in free fall is the same as the motion of a point object.
- The Solar System's barycenter, simulations showing the effect each planet contributes to the Solar System's barycenter.
- Center of Gravity at Work, video showing bjects climbing up an incline by themselves.
نطقب:Automotive handling
