Bit mesra is ranked under 15 among the indias top coleges by outlook india today etc then why do its cutt offs go low than other nits? why?

During admisionthe aieee rank cutt off for bit mesra is lower than four to five nits? is bitmesra really not good or it is fine. link for data and other details: http://www.aieee.collegecutoff.com/BIT_Mesra_Ranchi_Cutoff_2012.aspx nit cutt off are also there on the same link u may compare