SSC_JE_CE_Irrigation Engineering Booster Quiz -8

If the sensitivity of an irrigation module is 0.25 and the variation in canal water depth is 60%. The rate of change of outlet discharge is

At a certain point in the floor of weir, the uplift pressure head due to seepage is 3m. If the relative density of concrete is 2.5, the minimum thickness of floor required at this point to counteract the uplift pressure

The field capacity and permanent wilting point for a given 0.8 m root zone soil are 35% and 10% respectively. At a given time, the soil moisture in the soil is 20% when a farmer irrigates the soil with 250 mm depth of water. Assuming bulk specific gravity of the soil is 1.6, determine amount of water wasted from consideration of irrigation?( take the plan area of the soil in root zone to be 1 m²)

Field irrigation requirement (FIR) is

The duty is minimum

Pick up the correct statement regarding Lacey’s theory.

The DBL of a canal and the HFL of a drain at their crossing point are 120m and 110m respectively. The adopted cross drainage work here, will be a

The earthen embankments constructed parallel to the river at some suitable distance for protection from flooding are called:

Given the base period is 100 days and the duty of canal is 1000 hectares per cumec, the depth of water will be

In a sprinkle irrigation system, Distance of irrigation machine movement is 50 meters, the velocity is 30 meters per hour, and discharge of gun sprinkler is 60 cubic meters per hour. The Precipitation in mm will be