Hey,

Of course you are eligible to sit or apply for JEE Mains no matter you belong to which school or even college for that matter.

The eligibility criteria to be fulfilled to sit for Jee Mains is that

the student should have passed their class 10+2 exam from a recognised board or

Student should be appearing for his or her class 12th in the same year.

Apart from that no other information regarding the school debarred to appear for jee mains in mentioned.

Below is the link regarding a detailed information about Jee Mains. You can refer to it.

https://engineering.careers360.com/articles/jee-main-eligibility-criteria

Hope that helps.

Thank you.

Candidates need to have completed their 10+2 or equivalent examination as the minimum qualification. Minimum 75% in aggregate or be in the top 20 percentile in their 10+2 examination. Aspirants can have a maximum of 3 consecutive attempts to clear the JEE Main.

So yeah! The candidate of Patrachar Vidyalaya is eligible.

I hope my answer helps. All the very best for your future endeavors!