Mesma AIP gives more tben 21days endurance so tell me spending 50-60 million more to install mesma aip which is ready and proven or spend million more in drdo quest for DRDO quest for AIP.
If drdo is already doing r&d indian can still use that to fit russian sub.
If drdo is already doing r&d indian can still use that to fit russian sub.
Since you are certified false flagger but I bother to reply you.
IN are full satisfied with development progress of AIP.
Which is currently 1 week endurance.
Same DRDO also developed USHUSH & Pachendriya Submarine sonar & HUMSA & NAGIN Sonar.