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

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

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Irrigation Engineering
A river is said to be of

Aggrading type if it builds up its bed to a certain slope
All of these
Degrading type if it cuts its bed to a certain slope
Meandering type if it flows in sinuous curve

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Irrigation Engineering
Infiltration rate is always

more than the infiltration capacity
equal to or less than the infiltration capacity
equal to or more than the infiltration capacity
less than the infiltration capacity

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