2015 Recalled Flashcards
It is a measuring instrument used to determine the area of an arbitrary two-dimensional shape.
planimeter
Flow in pipe
steady-uniform
Thickness of concrete FMR
200 mm
diode needed as protection against lighting in the solar installation
blocking diode
maximum power rating for microhydro
100 kW
How many bits in a bytes
8
rice reaper noise level
92 dB
nematode concentration
0
The minimum trajectory angle for sprinkler.
10-25 degrees
Allowable percentage depletion of most crops.
50%
Soil moisture tension with 15 atmospheres.
PWP
The ratio of water beneficially used on the project, farm or field to the amount of water delivered to the farm.
Water Use Efficiency
Basic irrigation method for lowland farming
basin irrigation
Irrigation method with high cost but low operation cost
overhead irrigation
Irrigation method wherein water is directed to the base of the plant and is applied to the soil through small orifices
drip or trickle irrigation
Laterals enter the submain from one side only to minimize the double drainage that occurs near the submain
gridiron
Depth of shallow tube well.
20 m or 60 ft
Equation for evapotranspiration computation.
Penman-Montieth Equation
Precipitation results from mechanical lifting of air mass over mountain barriers
Orographic rainfall
Travels over the ground and through the channels to reach the outlets.
runoff
A hydrograph with a unit volume of direct runoff for a given storm duration
unit hydrograph
Combination of splash and sheet erosion.
inter rill
Flow greater than the critical flow.
supercritical flow
Type of flow wherein the discharge or flow in a prismatic channel is constant with respect to time.
steady flow