Powell helped India get the 4x100m relay bronze at the 1970 Bangkok Asian Games.
Chopra had missed the Birmingham CWG due to a "minor" groin strain he suffered while winning a historic silver in the World Championships.
The Olympic champion claimed second place with a massive throw of 89.94m.
The Maharashtra quartermiler asserted that she did not run away from the authorities but was in Uttar Pradesh on a personal visit.
Kerala duo of Ancy Sojan and Nayana James missed out on gold after Aishwarya's impressive 6.73m effort.
Kerala bagged four medals on the second day of the meet in Chennai.
Speaking at the two-day Annual General Meeting of the AFI, Anju, the country's lone World Championships medallist, said many of the banned drugs being used, have been brought by athletes caught for doping originated from abroad.
The AFI also said that the 400m coach Galina Bukharina will also remain at the helm of affairs till the end of this year's Asian Games in Hangzhou, China.
The 20-year-old clocked 4:05.39 seconds to erase the mark set by Sunita Rani at 4:06.03 at the 2002 Asian Games in Busan.
The contract of the 59-year-old German, a former world record holder, was valid until the end of the Tokyo Olympics.