JEE Scores

Yes, every candidate who appeared for JEE main and has been allotted AIR is eligible for JOSAA counselling, but the seats are allotted on the basis of merit. You can fill in your choices for the spot round.
Best of luck.

What is your rank?

It may be hard to get admission with 43 marks in JEE.

First, you need to complete engineering with the best CGPA. Everyone wants to get placed in reputed company with 5 to 6 digit salary. For that, engineering knowledge is very important with good CGPA.

180to200.
.
.

there is a hope.

I cant say as per Your marks about college frm Your JEE marks bt u can apear for NATA and passing out frm good mark with it u can get any good private colleges

If you have the will you should surely drop this year. Join any reputed coaching institute and study throughout the year sincerely. You will surely get into good college
In my opinion a college is good not because of its infrastructure,Placement ,Teachers but because of the qualities of student studying there.The surrounding environment also matters for success.Therefore I would highly recommend you to drop the year , Get into a good college, Get in the company of good students and color your future brightly, Good luck

Kindly check this link:
https://www.shiksha.com/jee-mains-college-predictor