Arian Passenger Payload Experiment (APPLE) was launched in _________.

1981

The correct answer is Option (2) → 1981

India has also made great strides in satellite development. Aryabhatt was launched on 19 April 1979, Bhaskar-I in 1979 and Rohini in 1980. On 18 June 1981, APPLE (Arian Passenger Payload Experiment) was launched through Arian rocket. Bhaskar, Challenger and INSAT I-B have made longdistance communication, television and radio very effective.