IIT

The basic reason behind most of the students not getting admission in IITs is lack of preparation in the right direction or underestimation of the toughness of IIT exam
Its two step process, you have to clear JEE Mains and then JEE Advance and you have to compete with roughly 12 to 13 Lacs applicants. Speed is also a major parameter, most of the students know around 80% of the paper but they are not able to complete due to slow speed. Mock practice papers before examination is the key for the same.

Yes, you can get. Contact the respective colleges ASAP.

IIST-Trivandrum is one of the top-notch institutes for aerospace and aeronautics course. Though you need to clear JEE Advanced exam for getting admission in this college.

Hi Bharti,
The Indian Institute of technology (IITs) are the top ranking institutes in India for technical education. They are known for their quality in education, infrastructure and placements. Their reputation is worldwide and the top most in India. For UG in engineering, the admission is based on JEE Main and JEE Advanced exams.

Hi Rishika!
The cut-off changes every year and so does the criteria of admission in all the colleges. Please connect with the institute to understand their cut-off system and if you are eligible.

No, IIT does not take admission after 3 years since IIT does not provide lateral entry and hence you can't get admission in IIT IIIT, etc. You can get admission in lateral entry in private colleges.