As per the eligibility you must have studied Physics, Chemistry and Mathematics with English as a compulsory subject in your last two years of your 10+2 or any equivalent qualifying exam. Belonging to General category you need to have passed your qualifying exam with atleast 45% marks in aggregate in Physics, Chemistry and Mathematics. You can check teh furtehr information with the given below link.

https://engineering.careers360.com/articles/comedk-uget-eligibility-criteria

Good Luck!