Answer: PSLV-C44
Notes: ISRO has successfully launched a military satellite ‘Microsat-R’ and a student satellite ‘Kalamsat-V2’ into their designated orbits from PSLV-C44 launch vehicle. The launch was the 46th flight of the PSLV which lifted off from Satish Dhawan Space Centre (SDSC) in Sriharikota, Andhra Pradesh. PSLV-C44 is the first flight of PSLV-DL, a new variant of PSLV with two strap-on motors. With this launch, India also becomes the first country to use the fourth stage of a space rocket as an orbital platform for microgravity experiments. The PSLV is a four-stage launch vehicle with alternating solid and liquid stages.
