IIT Kharagpur - Indian Institute of Technology

Sorry, but you didn't mention the course or Exam you are preparing for, as you know IIT Kharagpur is so big not because of its Campus size only but also because of Courses offered by it there are B.Tech courses, B.S, B.Ed courses, B.A courses, MBA, Law etc. also medical school is also opening in IIT kharagpur, so for just your clarification for JEE advance is required to get admission in Engineering courses, but if have any other query please reply to this answer I will clarify it

IIT Kharagar is among the top 4 colleges of India and this is the oldest IIT. Academically its very good and all other kinds of facilities are available here. IIT Kharagpur has best culture among and it has the biggest and most beautiful campus. 

Prospective students can access the Integrated BSc (Hons) + MSc in Economics at IIT Kharagpur by passing the Joint Entrance Examination (JEE Advanced). Candidates must pass the JEE Advanced before they can take the Joint Admission Test for IITs and other premier institutes through their JAM Economics examination. Students must pay INR 10 lakh as total fees to complete their 5-year Integrated BSc (Hons) + MSc in Economics program.