[سید محسن موسوی]

ba salam .dar ebteda behtar ast asle mozoe fogh ra be jaie helicopter naghl konam ta masale ra ba nirooie arashmidos baraie khod saghil nakonid.iek mooshak dar khareje atmosfere zamin,nesbat be nazere zamini ,saken eistade,tori ke nokashbe samte bala va egzoz ia entehaiash be samte zamin gharar darad.sensore kontorole meghdar sookhte vorody be mahfazeie ehteragh tory amal mikonad ke dar har lahze niroie terast(balabari)mooshak ba nirooie vaznash barabar bashad.chon ba gozashte zaman enerjie potansiel va jonbeshie an tagheiri nemikonad leza enerjie shimiaeie sokht be enerjie gazhaie khoroji az nazel ia egzoze moshak mishavad.hal be iek sooraty zarbeie ro be balaei be moshak vared mishavad,va baghie ghazaia hamanande helicopter ast.inja digar atmosfery va niroie arashmidosy vojood nadarad.morede 1 kamelan dorost ast,valy man enerjie kole sistem ra dar nazar daram na ieky az ajzaie sistem ra.morede2:vaghty toopy ra ke chegaliash kamtar az abe estakhr ast ra varede ab mikonim ba vorode top be dakhele ab ertefae abe estakhr be andazeie H=V/A bala miaiad,ke V hajme toop va A sathe maghtae estakhr ast ke maemoolan nesbat be ertefae estakhr sabet mibashad.enerjie in meghdar abe bala amade barabar ba kare nirooie daste mast ke az lahzeie tamase toop ba ab ta ghargh shodane kamele toop dar ab anjam midahim.az in lahze ta residane toop be kafe ab niroie daste ma dar moghabele nirooie arashmidos anjam midahad,ke ba raha kardane toop in kar mojaddadan tavassote nirooie arashmidos be soorate shetabe khatty va ezdiade sor,ate toop ta residan be sathe ab zaher mishavad ke baese part shodane toop be balaie sathe ab khahad shod