Question

What is dam ? Classify dams on basis of a structureand material

Answer 1

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a wall built across a river to hold back the water and form a lake (reservoir) behind it

बाँध (पानी रोकने के लिए नदी पर बनाया गया)

based on the structure and materials used dams can be classified as timber dam, masonry dam, embankment dams and based on the heightdams can be classified as major dams and large dams or alternatively as low dams, medium height dams , high dam

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Answer 2

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 categorized as:

• Large dams or major dams

• Low dams

• Medium height dams

• High dams