Which course has a better scope, hotel management or petroleum engineering?

Of course, yes. Top colleges do give placements after the completion of the BTech Petroleum Engineering course to students who have the right attitude, passion, and skills to excel in the field and drive productivity and profits for the recruiter. There are placement drives in the final year of college and placement fairs where top recruiters visit the college campuses in large numbers to hire a pool of students.
You need to work on your skill development through internships and project work and prepare well for the interview round to get hired with a healthy salary package in hand.

The college ranking plays an important role when selecting the BTech Petroleum Engineering course because the college experience of 4 years can be a game changer for you in the future when you enter the job market and look for decent earning opportunities and salary packages. Recruiters give importance to graduates from top colleges owing to the skill development and academic knowledge provided by the institute.

Having said that, it should not be the only parameter; you should also check for the course fee, teaching faculty, infrastructure, placements, and industry connections to make the final decision.

The syllabus for the BTech in Petroleum Engg. course tries to strike the right balance between theoretical learning in the classroom and practical training through field visits and industrial projects. The classroom lectures incorporate the core subject modules and specialised elective courses, along with the practical component of workshops, fieldwork, and research projects.

Yes, of course. You can definitely get admission to the BTech in Petroleum Engineering course without giving the entrance exam. There are more than 30 colleges that give admission to the course on the basis of Class 12 board exam marks and may take extra rounds like the GD or PI in such cases.

Interestingly, there are around 12 colleges in Tamil Nadu where students can into top institutions via the TNEA Counselling after Class 12.

The level of competitiveness and difficulty of the entrance exams for BTech Petroleum Engineering depends on the specific exam, whether it is conducted at the national/state/college levels, the number of student applications in general, and the estimated number of seats available for the course at top colleges. But, in general the national-level entrances are considered to be highly competitive and require extra effort from your end.