Am I able to take admission in VJTI if IAm from Bihar and got 130 marks in jee main 2018 and category OBC and I got 82 percentage in BSEB .
Your expected rank will be around 45,000.
You have less chances in mechanical engineering in PEC Chandigarh.
To check your overall chances through JEE Main you can use below college predictor
JEE Main College Predictor
You can also appear for JEE Advanced to get admission in IITs.
Good Luck!!