Is telecommunication engineering in MS Ramaiah college a good choice ?

You can try there,but there are many better option if you look around. Particularly Telecommunication is not required to get placed in bank. You can do B.Tech in any field or simple graduation after that you need to clear bank written exam. Check for those universities where banks come for placement

For getting into a bank, for instance if you want to get into bank as specialt officer(IT officer) the you need to have B.Tech degree from any recognised university and you have to clear the IBPS entrance and clear the interview. Selection of any particular stream is not a hurdle for getting into an

My son got 48965 rank in EAMCET he may get BE Mach. in your institution?