Hello Swarneswar,

The TNEA 2019 admission process will be conducted by Anna University. The online registration of TNEA 2019 will start tentatively in the 1st week of May 2019 for admission to undergraduate engineering and technology courses at some 563 participating institutes.

TNEA 2019 Eligibility Criteria is as follows-

The candidate needs to have passed 10+2 with a minimum aggregate of 50% marks in Physics, Chemistry, and Mathematics. Refer table below for minimum marks required for reserved categories.

So yes you can apply even if your results aren't out yet.

Good luck!