the following thread is a compilation of GD PI experiences from major Bschools around India...you can go through them to know the topics...
also try this thread
or you can also try and get your hands on the GD/PI prep handouts given by any of the coaching institutes...IMS and TIME give out a booklet every year which is a compilation of GD topics...
my scores are..
QA 7 :sad:
estimated percentile around 80+-85+
Which all colleges can i apply for?