Which of the following satellites is India's first dedicated multi-wavelength space observatory?

Correct option is B

The correct answer is (b) Astrosat.
· Astrosat is India's first dedicated multi-wavelength space observatory.
· It was launched by the Indian Space Research Organisation (ISRO) on September 28, 2015.
· Astrosat observes the universe in various wavelengths, including visible, ultraviolet, and X-ray.
· The mission aims to study celestial sources in different wavelengths simultaneously, enhancing our understanding of the universe.
Information Booster:
· INSAT: Indian National Satellite System, primarily used for telecommunications, broadcasting, meteorology, and search and rescue operations.
· IRS: Indian Remote Sensing satellites, used for earth observation and resource management.
· JUGNU: A nanosatellite developed by the Indian Institute of Technology Kanpur (IIT Kanpur) for remote sensing purposes.