Q71 Put...circle around the correct ANSWER is denoted by a) ET b)PT /Evapo-Transpiration 2/ Evapo-Transpiration means: a) Evaporation + Transpiration 33/Dimensions of Evapo-Transpiration are: a) (m of water/day) b) (m of water/s) c) (m of water/year) c) TE b) Transpiration c) Evaporation
Q71 Put...circle around the correct ANSWER is denoted by a) ET b)PT /Evapo-Transpiration 2/ Evapo-Transpiration means: a) Evaporation + Transpiration 33/Dimensions of Evapo-Transpiration are: a) (m of water/day) b) (m of water/s) c) (m of water/year) c) TE b) Transpiration c) Evaporation
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Q71
1. Put a circle around the correct ANSWER
C/ Evapo-Transpiration is denoted by a) ET b)PT
2/ Evapo-Transpiration means:
a) Evaporation + Transpiration
3 3/Dimensions of Evapo-Transpiration are:
a) (m of water/day) b) (m of water/s) c) (m of water/year)
Irrigation Cycle le can be calculated by the following formula:
a) (dw)A/ET b) (dw)d/ET c) (dw)A/(dw)d
Units of Ic are:
a) (day/Irrigation) b) (hr/Irrigation) c) (s/Irrigation)
) Porosity of Porous Soil n can be calculated by:
a) n= {1-(G/Gs)}x 100 b) n = {1- (Gs/G)} x 100 c) n = {(G/Gs) - 1}
7) Moisture content of porous soil at its saturation condition (wv) s% can be
calculated by the following formula:
(wv) s%=n% b) (wv)s% = 0.5 n%
c) (wv)s% = 2 n%
8) Groundwater flow in Subsurface Tile Drain occurs :
a) under effect of pressure b) under effect of gravity
29) Cross-sectional area of Subsurface Tile Drain is:
c) TE
b) Transpiration c) Evaporation
a) less than the cross-sectional area of secondary open drain.
b) greater than the cross-sectional area of secondary open drain.
c) equals to the cross-sectional area of secondary open drain.
210) Drile means the depth of Tile Drain at:
b) at its end
a) it's beginning
P-8
c) at its middle
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