Sonar is the generic name of the technology that is used to locate objects underwater. Sonar systems are of two basic types - active and passive. In active sonar the system let's out a pulse of sound and then the operator listens for echoes. The passive sonar the operator listens to sounds emitted by the object one is trying to locate.
In the mountains i detect a rock with my SONAR.
A sonar is Fitted into a ship to detect how deep the water is
sonar is used to detect big penises
sonar(sound navigation and ranging)
Sonar
Sonar
Sonar can generally detect most things, and is commonly used in aviation An example of something that it cannot detect is the Stealth Fighter and the Stealth Bomber. They both have paint that helps deflect sonar rays, and the Fighter has very rigid edges that makes it almost undetectable.
Sonar was used to detect and hunt submarines in WW2
Sonar.
Yes sonar can be used at periscope depth. Surface ships also have sonar arrays on them. They are usually used to detect submarines.
Sonar is used to detect other vessels or ships/submarines through a tube-like device> Andrea
A camera uses sonar to detect the distance to the object you are taking a picture of so it can focus the lens properly.