I got seat for mechanical engineering in nit raipur and also in bms institute of technology,so in which college should i start my btech

The top colleges from where u can get gud placement with high salary packages are named as viz- 1.IITs 2.NITs 3.LPU,Jalandahar 9 Jadavpur University (Faculty of Engineering & Technology) Kolkata 10 Motilal Nehru National Institute of Technology,Allahabad LPU has also facility of scholarship and II

NIT is better option than all. If not NIT then there are other top institutes as Lovely Professional University, Osmania University, Thapar uni where you can look and can avail the benefit of scholarship too.