Now ,how i am apply admission in indian institute of technology,chennai
You have to clear jee advance to get admission to this college
All the best
Inorder to apply in IIT'S you need to appear in counselling which is conducted by JOSAA inorder to intake the students for IIT'S and NIT'S. If you have a good score in JEE Advance then surely you will able to take IIT M and IIT Delhi .
Good luck