There are two types of sonarâactive and passive. Active Sonar. Active sonar transducers emit an acoustic signal or pulse of sound into the water. If an object is in the path of the sound pulse, the sound bounces off the object and returns an âechoâ to the sonar transducer. If the transducer is equipped with the ability to receive signals, it measures the strength of the signal.
Define delegations. delegations synonyms, delegations pronunciation, delegations translation, English dictionary definition of delegations. n. 1. a. The act of delegating. b. The condition of being delegated. 2. A person or group of persons officially elected or appointed to represent another or...
A delegate is someone who speaks or acts on behalf of an organization at a meeting or conference between organizations of the same level.The term delegate is also use in event handling for some programming languages or frameworks.ee: Delegate (United States Congress) . A similar mandate is held in a few cases under the style Resident commissioner. 1  Delegate is also the title given to individuals elected to the lower houses of the bicameral legislative bodies of the states of Maryland, Virginia and West Virginia (see House of Delegates).