Engineering Entrance Exam

Hi,
I think you won't get good colleges so try for private colleges or drop one year.

No, your score is low to get into a good university or college. Try giving JEE Mains again.

No, you require a minimum of 80 percentile in JEE to get into good universities like LPU, SRM, VIT, etc.

You require minimum 80 percentile in your JEE Mains to get into a good college.

You may refer the Shiksha college predictor.

Last date for submission of the online application form is May 22, 2020
CIPET JEE 2020 entrance exam application form has been released last date of submitting application form is 22nd May. CIPET JEE is organized to offer admission in various PG and UG Diploma courses.
Post Graduate Diploma in Plastic

The following four programmes are offered through CIPET JEE 2020:
POSTGRADUATE Diploma IN PLASTICS PROCESSING & TESTING (PGD-PPT)
POST Diploma IN PLASTICS MOULD DESIGN WITH CAD / CAM (PD-PMD)
Diploma IN PLASTICS MOULD TECHNOLOGY (DPMT)
Diploma IN PLASTICS TECHNOLOGY (DPT)
CIPET JEE 2020 entrance exam app

The date of CIPET Joint Entrance Examination (JEE) is 05/08/2020*Subject to government guidelines on COVID-19
CIPET JEE 2020 entrance exam application form has been released last date of submitting application form is 31st July 2020. CIPET JEE is organized to offer admission in various PG and UG Dipl

Actually, I don't know the the exact rank through JEE.