consum de carburant redus datorita anvelopelor |
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consum de carburant redus datorita anvelopelor |
Apr 7 2009, 08:51 AM
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perioada de proba Group: Membri Posts: 3 Joined: 7-April 09 Member No.: 119.711 |
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Apr 7 2009, 11:00 PM
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specialist Group: Moderator Posts: 2.661 Joined: 27-May 08 From: Constanta Member No.: 117.183 |
Merci James, am vrut sa subliniez de unde vine ideea, nu unde a evoluat in zilele noastre
Rezistenta la inaintare se datoreaza faptului ca in timp ce roata se invarte, peretii din dreptul zonei de contact cu asfaltul se deformeaza. Deformarea lor are o componenta plastica si una elastica. Deformarea elastica tine de elasticitatea cauciucului, energia elastica se conseva (exprimare dubioasa din partea mea, imi cer scuze). Energia deformarii plastice se transforma in energie termica. Mai era ceva legat de suprafata de contact, dar imi scapa acum. -------------------- Kia Cee apostrofee Dee, the former Reasonably Priced Car
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