Correct option is B
The correct answer is (b) 28.
· ISRO launched the PSLV C-45 mission on April 1, 2019, which carried the primary payload EMISAT and 28 foreign nano-satellites.
· This mission marked a significant achievement for ISRO as it was the first time PSLV placed payloads in three different orbits.
· EMISAT was primarily developed for electronic intelligence (ELINT) purposes.
Information Booster:
· EMISAT: Developed by ISRO, EMISAT is an electronic intelligence satellite aimed at enhancing India's surveillance capabilities.
· PSLV-C45: The PSLV (Polar Satellite Launch Vehicle) used for this mission deployed satellites into three different orbits, showcasing ISRO’s advanced orbital maneuvering capabilities.
· International Collaboration: The 28 nano-satellites came from international clients, reflecting ISRO's growing role in the global commercial satellite launch market.
· Three-Orbit Placement: This mission was a technical milestone for ISRO as PSLV-C45 was the first to accomplish the insertion of payloads into three distinct orbits.