To pursue a Diploma degree at J R Polytechnic College Tiruchirappalli, candidates must meet certain eligibility criteria. Firstly, applicants should have completed their 10th standard or equivalent examination from a recognized board. Additionally, they should have obtained a minimum aggregate score of 50% in their 10th standard exams. It is important for candidates to have studied Mathematics and Science as compulsory subjects in their 10th standard. Furthermore, candidates must fulfill any other specific requirements set by the college or the respective department they wish to apply to. Meeting these eligibility criteria will enable aspiring students to apply for a Diploma degree program at J R Polytechnic College Tiruchirappalli.