Nawa ne zai adana idan ba ku wuce iyakar gudu ba?
Wuce iyakar gudu koyaushe yana nufin ƙarin farashi don direban mota. Koyaya, ba kawai game da tara bane, kamar yadda yake Speedara saurin abin hawa yana cinye ƙarin mai... Kuma ana bayanin wannan ta dokokin kimiyyar lissafi, saboda motar tana fada ba kawai ta hanyar goge ba, amma kuma tare da juriyar iska.
Ka'idojin kimiyya masu wanzuwa sun daɗe suna tabbatar da waɗannan da'awar. A cewarsu, juriya tana ƙaruwa azaman aiki mai saurin cika sauri. Kuma idan motar tana tafiya a cikin saurin fiye da 100 km / h, to yawancin man da aka cinye saboda iska ne.
Masana Kanada sun yanke shawarar lissafa yawan man da a zahiri yake shiga cikin iska don karamin motar birni, ketara iyali da kuma babbar SUV. Ya zama cewa lokacin tuki cikin saurin 80 km / h kuma motoci uku sunyi asara kimanin 25 hp. akan ƙarfin ƙungiyar ƙarfin ku, tunda alamun su kusan iri daya ne.
Komai yana canzawa sosai tare da haɓaka gudu. A gudun 110 km / h na farko mota rasa 37 hp, na biyu - 40 hp. kuma na uku - 55 hp. Idan direba ya haɓaka 140 hp. (mafi girman saurin da aka yarda a yawancin ƙasashe), sannan lambobi 55, 70 da 80 hp. bi da bi.
Watau, ƙara 30-40 km / h zuwa saurin, yawan mai yana ƙaruwa da ninki 1,5-2. Wannan shine dalilin da yasa masana suke da yakinin hakan iyakantaccen gudu na 20 km / h ba shine kawai mafi kyau ba dangane da bin ƙa'idodin zirga-zirga da aminci, amma kuma dangane da tattalin arzikin mai.
