INS Airavat is India’s ____________.
Naval Ship
Amphibious Ship
Submarine
Army Command Centre
None of these
INS Airavat is the 3rd Shardul-class amphibious warfare ship of the Indian Navy.
A ship on the surface of water sends a signal and receives it back from a submarine inside water after 4 s. Calculate the distance of the submarine from the ship. (The speed of sound in water is 1450 m s−1).
A ship on the surface of water sends a signal and receives it back after 4 seconds from a submarine inside the water. Calculate the distance of the submarine from the ship (The speed of sound in water is 1450 m/s).