Weapon concept to deal with submarines in Indian ocean: Tilt-rotor with sonar

[Lotus_stalk]

A tilt-rotor aircraft with submersible sonar, will have the range to scan vast swathes of oceans around, to detect and track Submarines.

Tilt rotor Aircraft + dipping sonar.
Tilt_rotor Drone + dipping sonar.

Tilt-rotor aircraft.

A Heli with dipping sonar.

Bell’s V-247 Vigilant Unmanned Tiltrotor