What are the types of probing equipment used for underwater sonar locating?

The types of probing equipment used for underwater sonar locating include Mechanical, Induced-Tone, and Transmitter/Receiver systems. Mechanical systems refer to devices that utilize physical tools or methods to detect and map underwater features and objects. Induced-tone methods involve using sound frequencies to help identify the location or characteristics of objects submerged in water, adjusting the sonar signal based on what is detected. The Transmitter/Receiver components are critical in sonar systems, as they send out sound waves and receive the echoes that bounce back from underwater objects, allowing for detailed mapping and analysis of the underwater environment.

These three types of equipment work together to enhance the efficiency and accuracy of underwater locating tasks, making them essential in various applications such as search and recovery missions, underwater construction, and environmental studies. The other choices, while they may refer to different technologies, do not accurately represent the standard categorization of sonar equipment used specifically for underwater locating, which emphasizes the significance of the systems mentioned in the correct answer.