Irrigation Engineering
Pick up the correct statement from the following sentence

The escapes must lead the surplus water to natural drainages
The escapes are aligned to take advantage of contours of lower values
All of these
Escapes are essential safety valves in a canal system

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

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