Thanks for the question. 

Congratulations for getting such a good rank. 

To answer your question, yes, you have high chances of getting government colleges.

I am enlisting few colleges -

Jadavpur University, Kolkata Civil Engineering

University of Calcutta, Kolkata-Computer Science & Engineering/Computer Science & Technology

Maulana Abul Kalam Azad University of Technology, Kolkata

Government College of Engineering and Leather Technology, Kolkata

Government College of Engineering Textile Technology, Serampore

University of Kalyani, Kalyani

Government College of Engineering Textile Technology, Serampore

Cooch Behar Government Engineering College, Cooch Behar

Purulia Government Engineering College, Purulia

All the best