Hello Urvashi,

With 83 percentile jee mains and OBC category you might be able to get a seat in following colleges:

• Swami Vivekananda Institute Of Science & Technology
• Bankura Unnayani Institute Of Engineering
• Budge Budge Institute Of Technology
• Calcutta Institute Of Technology
• MCKV Institute Of Engineering
• Bengal College Of Engineering
• Narula Institute Of Technology
• Techno India University
• Calcutta Institute Of Engineering & Management
• University Institute of Technology Barkatullah University,Bhopal 

To find out more colleges based on your JEE mains first performance please visit the following link:

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

All the best.