hello vaishnavi or jac delhi you need to qualify must have passed 10+2 conducted by CBSE Delhi or any equivalent exam, including Indian School Certificate Examination.. u can apply for online registration on or after 15 june 

all the best

Hie Vaishnavi

Thanks for your question ,

It is difficult to predict wheather you will be getting jac delhi.I would suggest you to use jee main college predictor to know your chances at jac delhi.Below i am sending you the link and i request you to visit there

Https://engineering.careers360.com/jee-main-college-predictor

Hope this was benifitial for you.

All the best for future.

Dear student

For being eligible for jac you need to qualify jee mains. It's important to qualify jee mains.

Better luck next time

Goodluck

Yes you can apply JAC is based on your jee Mains rank