Hey kartikeshwar Sahoo,

If you want to do Petroleum Engineering in ISM Dhanbad, you need to get score good Marks in JEE Mains. Based on your marks, 10+2 score, then you’ll be alloted to the college. Petroleum engineering doesn’t has that much of scope in India. But it has lots of demand in Gulf Countries. 

The total fee for Petroleum engineering at ISM Dhanbad is 3.27 Lakhs and the total intake is 65 seats. 

You need to study well in JEE Mains in exams. All you need to concentrate in Concepts, formulas and important Topics for exams. Practise for online mock tests and check your results. 

anyways i recommend you read the student reviews and if you were aloted in that college. please read student reviews and join in the college,

https://www.careers360.com/university/indian-institute-of-technology-indian-school-of-mines-dhanbad/btech-petroleum-engineering-course

All the best!