Thread: A sonar unit on a submarine sends out a pulse of sound into seawater. The...
View Single Post
  #2 (permalink)  
Old 04-11-2008, 06:05 AM
billrussell42 billrussell42 is offline
Member
  
Join Date: Mar 2008
Posts: 24
Rep Power: 0
billrussell42 has a spectacular aura about
speed of sound in sea water = 1531 m/s
so the pulse travels 1531 m/s x 1.14s = 1745m
distance is half that or 873m
Reply With Quote