hello pavan kumar,..

The question papers of JEE Main will not be released immediately after the exam concludes but a short while after the last exam concludes. NTA will release the question papers along with the student responses and the answer key. Actually, they are released for each session. Since the exam will be held in two sessions on multiple days, the JEE Main question papers will be released for all sessions.

you can follow the link given below for the jee 2020 question paper session wise with the solution to it. you just need is to click the link and then you will be directed to the webpage form where you can visit the 2020 question papers..

https://engineering.careers360.com/articles/jee-main-sample-papers

hope this information helps

all the best for your bright future