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What is Unit-3 Class Note about?

The document discusses methods for measuring water depth and vessel speed, focusing on lead lines and echosounders for depth measurement, and speed logs for tracking vessel speed. Lead lines are traditional mechanical devices, while echosounders use sound waves to determine depth, with various components including transmitters and transducers. Speed logs, classified into conventional and modern types, are essential for navigation, providing information on vessel speed and distance traveled.

Author

Anwesha Mahapatra

Language

EN