Patiala

Hi, along with 12th marks, you would need a qualifying/ entrance exam like JEE Mains paper 1 scores to get electronics and communication branch in Thapar Institute, Patiala.

If you're from Punjab then yes. If from other State, you should try for 2nd and 3rd counselling also. You can get into Thapar University.

Go for marine engineering in IMU without any doubt.

The criteria for admission in Punjab university is that you must be having 45% or greater in your class 12th and must have filled their application form.

https://www.shiksha.com/university/thapar-institute-of-engineering-and-technology-Patiala-3015/courses
for more detail, you can visit the official website of Thapar Institute Patiala.

If you get CSE or CCE in LNMIIT, then go for it. Otherwise, go for Thapar Institute of Engineering & Technology

Hello
There may be chances of getting a seat !
You can check it by clicking following link :-
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor.

Yes, you are eligible for pursuing in Punjab University.

Hello Amarit
There is a entrance exam from PU so follow there official website to get proper information.

Kindly predict your college in this college predictor. JEE Main rank predictor is an online tool which predicts the candidates rank range and probable colleges based on the difficulty level of the examination, average marks scored in JEE Main and seats available in IITs, NITs, GFTIs, and other SFTIs. The rank predicted might not be accurate but it certainly does give an idea to the aspirant. Know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. here:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor