Dear kumar
considering the difficuly level of IIT JEE 2010 paper
your rank will be 1700-1800 .
you can get more detail analysis of your result in AskIITIan cutt off calculater
Refer the link
http://www.askiitians.com/IIT-JEE-2010-Cut-Offs.aspx
Please feel free to post as many doubts on our discussion forum as you can.
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All the best.
Regards,
Askiitians Experts
Badiuddin