Irrigation, Water Resources Engineering And Hydrology | Test For NTS PPSC FPSC, TEST

A. directly proportional to average par¬ticle size
B. inversely proportional to average par¬ticle size
C. directly proportional to square root of average particle size
D. not related to average particle size

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Category: Irrigation, Water Resources Engineering and Hydrology

As per Lacey’s theory, the silt factor is_________________?

Hydrodynamic pressure due to earthquake acts at a height of_________________?

The main function of a divide wall is to_______________?

If d is the depth of the aquifer through which water is flowing, then the relationship between permeability k and transmissible T is given by_______________?

S-hydrograph is used to obtain unit hydrograph of________________?

The rainfall on five successive days were measured as 100 mm, 80 mm, 60 mm, 40 mm and 20 mm respectively. If the infiltration index or the storm loss rate for the catchment area is earlier estimated as 50 mm/day, the total surface run off will be________________?

The ratio of the quantity of water stored in the root zone of the crops to the quantity of water actually delivered in the field is known as__________________?

According to Khosla’s theory, the exit gradient in the absence of a downstream cutoff is_____________?

The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be__________________?

In case of non-availability of space due to topography, the most suitable spillway is________________?