3 Idiots gadget a hit at DefExpo

Also on display was the DRDO's Nishant UAV that the Indian Army uses for reconnaissance purposes. "We have so far delivered four UAVs to the army. Eight more will be delivered soon," the DRDO official said.

A cockpit simulator of the Eurofighter Typhoon combat jet was another hit among the visitors. "I felt that I was really flying a fighter aircraft," said a woman visitor. The Eurofighter Typhoon is one of the six contenders for an Indian Air Force order for 126 aircraft in a deal valued at $12 billion.