There are several online forums and communities where you can discuss physics questions and doubts related to the JEE Main exam. These platforms provide a space for students to interact with each other, ask questions, and receive guidance from experienced mentors. One such platform is EduRev.

EduRev:
EduRev is an online learning platform that offers a wide range of educational resources, including forums dedicated to JEE Main preparation. These forums provide a collaborative environment where students can post their physics questions and doubts and receive answers from fellow students and mentors. Here's how you can use EduRev for discussing physics questions related to the JEE Main exam:

1. Visit the EduRev website: Go to the EduRev website (www.edurev.in) and create an account if you haven't already.

2. Join relevant groups: Explore the JEE Main section on EduRev and join relevant groups or communities related to physics. These groups are specifically designed for discussing JEE Main physics questions and doubts.

3. Post your questions: Once you have joined a group, you can start posting your physics questions and doubts. Be as specific as possible in your query to get accurate and helpful answers.

4. Engage in discussions: Engage in discussions with other students and mentors by commenting on their posts and providing insights. This not only helps you clarify your own doubts but also helps others in their learning process.

5. Follow guidelines: Make sure to follow the guidelines and rules of the forum to maintain a healthy and respectful environment for everyone. Avoid spamming and use appropriate language while interacting with others.

6. Seek guidance from mentors: EduRev also provides mentorship programs where experienced teachers and mentors offer guidance and support to students preparing for JEE Main. Take advantage of these mentorship programs to get personalized assistance with your physics doubts.

Using online forums and communities like EduRev can be extremely beneficial for JEE Main aspirants as it allows them to connect with peers and mentors, learn from each other's experiences, and gain a better understanding of physics concepts. So, make the most of these platforms to enhance your preparation for the JEE Main exam.