The laying of sewers is done with____________________?
The laying of sewers is done with____________________?
A. Magnetic compass
B. Theodolite
C. Level
D. Clinometer
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The screens are fixed___________________?
The screens are fixed___________________?A. Perpendicular to the direction of flow
B. Parallel to the direction of flow
C. At an angle 30° to 60° to the direction of flow
D. None of theseThe amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known_________________?
The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known_________________?A. Bio-Chemical Oxygen Demand (B.O.D.)
B. Dissolved Oxygen (D.O.)
C. Chemical Oxygen Demand (C.O.D.)
D. None of theseThe density of water is 1000 kg/m3 at __________________?
The density of water is 1000 kg/m3 at __________________?A. 0°C
B. 0°K
C. 4°C D. 20°C
E. all temperatureThe maximum depth of sedimentation tanks, is kept__________________?
The maximum depth of sedimentation tanks, is kept__________________?A. 3 m
B. 3.5 m
C. 4 m
D. 4.5 mIn a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time?
In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time?A. 100 mm dia.
B. 150 mm dia.
C. 225 mm dia.
D. All of theseWhat is the increase in the money value of a capital asset is called?
What is the increase in the money value of a capital asset is called?A. Profit
B. Capital gain
C. Capital expenditure
D. Capital stock