Sonar Dome

Q.  A Sonar Dome is used in
- Published on 28 Mar 16

a. Defense installations on hilly areas
b. Anti-Submarine ships
c. Fighter jets and airplanes
d. Submarine

ANSWER: Anti-Submarine ships
 
  • A huge bow mounted Sonar Dome is designed & developed by Research & Development Establishment (Engineers) [R&DE (E)], a DRDO laboratory based in Pune.
  • The Sonar Dome, a first of its kind in the country has been manufactured by a composites manufacturing company in India. This is a huge contribution by Indian Industry to the ‘Make in India’ movement. Only a couple of companies worldwide have the capability of realizing such structures.
  • All anti-submarine warfare (ASW) ships have a sonar array fitted to the ship structure below the waterline. The sonar functions as the ship’s underwater eyes and ears.
  • The sonar dome is a structure fitted over the sonar array so that its electronics and sensors are not exposed to surrounding hostile environment. The sonar dome has to be structurally sound as well as acoustically transparent.

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