She finished a lowly 20th in a field of 22 competitors at the Royal Artillery Barracks.
The 29-year-old from Jaipur [ Images ] started off reasonably well, scoring 23 out of 25, but a 17 in the second series saw her slip down.
A 21 in the third round gave her a total of 61, which was never going to be enough.
Jessica Rossi of Italy [ Images ] topped the qualification round on her way to a World record score of 75. She fired 25 in all the series.
Slovakia's Zuzana Stefechekova was second with 73, while Suzanne Balogh of Australia [ Images ] had to be content with third place after firing 72 in the qualifiers.