tag:blogger.com,1999:blog-8270125843968323890.post1902595205890719827..comments2018-10-15T12:13:53.205+02:00Comments on Houston, tenim uns problemes!: Houston estem de rebaixes!!Sandrohttp://www.blogger.com/profile/10301763569825789392noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-8270125843968323890.post-53015665555793531322014-04-29T09:19:31.029+02:002014-04-29T09:19:31.029+02:00a) Ff = mu • N P- ff = m1+m2 ...a) Ff = mu • N P- ff = m1+m2 • a<br /> Ff = 0,2 • 560 = 112N 550 – 112 = 111a <br />Ff = 112N a= 3,9 <br /><br />b) P – t = m•a<br />T= 550 – 50•3,9<br />T= -335,5<br />1r Batxillerat Casphttps://www.blogger.com/profile/11647031589376759424noreply@blogger.com