Water to the consumers may be supplied from infiltration galleries connected to

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Question
Water to the consumers may be supplied from
Options
A. infiltration galleries connected to sump well
B. infiltration well dug out on the banks of rivers
C. ranney wells sunk to the water level
D. all the above.

Correct Answer

all the above.

Water Supply Engineering problems

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1. Perched acquifers are generally found
Options
A. on the surface of the ground
B. below the surface of the ground but above water table
C. below the water table
D. all the above.

5. Pickup the incorrect statement from the following :
Options
A. The invert of pressure conduit is independent of the grade of the hydraulic gradient line
B. The pressure conduits may be taken uphill upto a maximum height of 8.3 m
C. Aqueducts and tunnels sections are generally kept circular
D. None of these.

6. A strainer type well sunk through three pervious layers intervened by three impervious aquicludes, draws water from
Options
A. top most pervious layer
B. central pervious layer
C. lowest pervious layer
D. all the pervious layers.

8. Steel pipe are
Options
A. suitable for withstanding high internal pressure
B. connected by riveted or welded joints
C. generally laid under ground and no expansion joint is required
D. likely to last 100 years under ordinary conditions
E. None of these.

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