in the following concepts 1. Space Research 2. Telex Service 3. DRDO
Answers
1.. Space research is scientific study carried out in outer space, and by studying outer space. From the use of space technology to the observable universe, space research is a wide research field. ... Space exploration is also a form of space research......
(1) Space research is to explore space and the earth with space technology. The space technology includes the development of the rockets and the satellites, launched from the earth station. The Indian Space Research Organisation (ISRO) undertakes the work of space research in India.
(2) Telex Service implies transmission of the typed message from one part of the country to another rapidly through machines. The Department of Telecommunication under the Ministry of Communication launched the telex service in India in 1963. The telex service in Devanagri script was started in 1969. However, with the emergence of the internet service in 1990's, the significance of the telex service has declined.
(3)Defence Research & Development Organisation (DRDO) is an agency under the Ministry of Defence. Headquartered in New Delhi, DRDO was formed in 1958 by amalgamating the Defence Science Organisation and a few technical development establishments. DRDO is India's largest research organisation. It has a network of laboratories engaged in developing defence technologies covering various fields, like aeronautics, armaments, electronics, land combat engineering, life sciences, materials, missiles, and naval systems.