ID PW
JOIN PWã±â
ÀÛ¼ºÀÚ Uploader : dutyfree ÀÛ¼ºÀÏ Upload Date: 2017-06-17º¯°æÀÏ Update Date: 2017-06-17Á¶È¸¼ö View : 1301
³ôÀÌ h ¿¡¼ÀÇ À§Ä¡ ¿¡³ÊÁö Ep = mgh. ¹°Ã¼¸¦ °¡¸¸È÷ ³õ¾Æ ¹Ù´Ú¿¡ ´êÀ» ¶§ÀÇ ¼Óµµ¸¦ v ¶ó°í Çϸé, h = (0+v)*t/2 = (1/2)vt, Æò±Õ¼Óµµ : (0+v)/2 Ep = mgh = mg(1/2)vt = (1/2)mvgt, v=gt À̹ǷÎ, Ep = (1/2)mv^2 = Ek (¿îµ¿¿¡³ÊÁö)
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