What is the full form of INSAT?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Indian National Satellite System.
The full form of INSAT is Indian National Satellite System. It is a series of multipurpose geostationary satellites developed and operated by ISRO (Indian Space Research Organisation) to cater to the telecommunications, broadcasting, meteorology, and search-and-rescue needs of India. Launched in 1983, INSAT has played a crucial role in revolutionizing communication and weather forecasting in the country. It supports television broadcasting, satellite-based telephone services, disaster warning systems, and meteorological observations. The INSAT system is one of the largest domestic communication satellite systems in the Asia-Pacific region, significantly contributing to India's socio-economic development and technological advancement.