Gate 2009 are you preparing for it? What is your strategy for it? A student mailed me with the following question, "which course or institute is best for gate 2009?" while lot of materials is available. And every town city is littered with institutes preparing you for gate, i believe there is no need of them.
If you have studied your BE honestly then brush up all your basics and do lots and lots of sample papers, that's the best way to crack gate.
Gate examination is not like regular exams, it tests your basics, your applicability skills, so build them and you won't have any difficulty cracking your gate exams.
If aerospace is you subject of choice then in this blog i've something that might help you in your quest. Just search gate preparation in this blog.