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what are dam ?classify dams |
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Answer» A dam is a barrier across flowing water that obstructs, directs or retards the flow, often creating a reservoir, lake or impoundment. Dams are classified according to their structure, intended purpose or height. On the basis of structure and material used, dams are classified as: Timber dams Embankment dams or masonry dams. According to their height, dams can be categorised as: Large dams or major dams Low dams Medium height dams High dams |
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