Irrigation Engineering
Bed bars in a canal are provided

To control the silting
To measure the discharge
To watch the general behavior of canal
To raise the supply level

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Irrigation Engineering
A hydraulic jump is generally formed when a stream moving with

A hyper-critical velocity meets a stream moving with a hyper-critical velocity
A hyper-critical velocity meets a stream moving with a sub-critical velocity
A hyper-critical velocity meets a stream moving with a critical velocity
A sub-critical velocity meets a stream moving with a hyper-critical velocity

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