Hi, Amarjeet,

Congratulations you have got a good score. You can apply for the JEE mains if you have an interest in studying everywhere in India. If you are interested in specified universities then you may have to attempt the examinations conducted by the universities. Some universities may offer the course based in the rank in JEE. Start to prepare from now if you want to attempt the JEE mains and advanced exams. 

hoping for the best,

Have a bright future.

hy aspirant,

You get pretty good score in 12th boards .If you are aiming for the exams there are many exams you can go through for Btech. ill tell you the exams in series:

• Manipal institute of science and technology
• VIT(vellore institute of technology)
• JEE( joint enterance test)
• EAMCET
• COMDEK

Hope this helps.