Hello,

You can copy paste and visit the following links:

1. https://www.google.co.in/amp/s/pscgovtjobs.com/ou-pgcet-previous-papers/amp/

2.http://www.eenadupratibha.net/Pratibha/OnlineDesk/Previous_Papers/pg.html

3.https://admission.examdevils.com/oucet-oupgcet-syllabus-question-papers-solutions/

I recommend you to search on youtube as well as you will get many good videos with solutions of those papers as well with detailed explanation.

For knowing the syllabus in detail you can visit https://engineering.careers360.com/articles/ts-pgecet

All the best!