Exercise: Water Supply Engineering

Questions for: Water Supply Engineering

135 litres of water per person per day, is provided in
A:
nurses homes
B:
hostels
C:
residential schools
D:
all the above.
Answer: D
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Maximum permissible colour for domestic water supplies, based on Cobalt scale, is
A:
5 P.P.M.
B:
10 P.P.M.
C:
15 P.P.M.
D:
20 P.P.M.
Answer: D
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Pipes are laid parallel
A:
to increase the capacity of the water supply
B:
to provide a means of repairing without closing water supply
C:
to meet the requirement of excessive supply
D:
all the above.
Answer: D
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In centrifugal pump installation,
A:
pump is properly primed before starting
B:
the diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe
C:
the foot valve fitted at the bottom end of the suction pipe, prevents the movement of water from the pump when it is stopped
D:
the motor may burn out if it is started with empty delivery pipe and with open gate valve
Answer: E
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Estimates of a water supply project depends upon the rate of water supply per capita consumption and probable population estimated at the end of the design period of
A:
5 to 10 years
B:
10 to 15 years
C:
15 to 20 years
D:
20 to 30 years
Answer: D
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