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« àÁ×èÍ: ¡Ñ¹ÂÒ¹ 05, 2012, 09:39:59 AM »


<a href="https://www.dekphysics.com/animation_dekphysics/friction.swf" target="_blank">https://www.dekphysics.com/animation_dekphysics/friction.swf</a>
áçàÊÕ´·Ò¹ (friction) à»ç¹áç·Õèà¡Ô´¢Öé¹àÁ×èÍÇѵ¶Ø¾ÂÒÂÒÁà¤Å×è͹·Õè ËÃ×Í¡ÓÅѧà¤Å×è͹·Õèä»

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áçàÊÕ´·Ò¹ÁÕ 2 »ÃÐàÀ· ¤×Í
1. áçàÊÕ´·Ò¹Ê¶Ôµ (static friction) ¤×Í áçàÊÕ´·Ò¹·Õèà¡Ô´¢Öé¹ÃÐËÇèÒ§¼ÔÇÊÑÁ¼ÑʢͧÇѵ¶Ø ã¹ÊÀÒÇзÕèÇѵ¶Øä´éÃѺáç¡ÃзÓáÅéÇÍÂÙè¹Ôè§
2. áçàÊÕ´·Ò¹¨Å¹ì (kinetic friction) ¤×Í áçàÊÕ´·Ò¹·Õèà¡Ô´¢Öé¹ÃÐËÇèÒ§¼ÔÇÊÑÁ¼ÑʢͧÇѵ¶Ø ã¹ÊÀÒÇзÕèÇѵ¶Øä´éÃѺáç¡ÃзÓáÅéÇà¡Ô´¡ÒÃà¤Å×è͹·Õè´éǤÇÒÁàÃçǤ§·Õè


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