I have secured 2417(CML) rank and 358 in OBC in JEE 2015.
I am getting civil,chemical and eng physics in IIT Bombay.Also I will be able to get almost all the core branches in IIT Madras,Roorkee,Kharagpur.

Basically I am interested in physics and research kind of stuff and aim to join NASA.My plan after completing my graduation is to pursue MS from a foreign Univ.

Please suggest me which one of the above should I choose.

if  u  want   to  go  in  research   do  not   go  to  cs   branch     ….….….     u can  go  for  machenical  and    aeronotics   and  chemical  ... aeronotics   and  chemical  have  not  a  more  scope  in  india    but  on  world  level  it  has  a  great  scope  in   research   ….    and   u  must   go  on   for  iit  bombay   or  delhi  for  this  ….….….   if    u   like  my  answer  and  my  answer   is  use  full    for  you  so please   just click on approve  button  ...and  if  you  have  any  other  question   or  dought     keep asking