#1
Which of the following is a common unit for measuring water flow in a water supply system?
Meters per second
Cubic meters per hour
Liters per minute
Kilograms per second
#2
What is the primary purpose of a water hammer arrestor in a plumbing system?
To increase water pressure
To reduce water temperature
To prevent pipe damage from sudden pressure changes
To regulate water flow
#3
What is the primary purpose of a booster pump in a water supply system?
To decrease water pressure
To increase water pressure
To filter impurities
To regulate water temperature
#4
In water supply systems, what does the term 'water age' refer to?
Time since water treatment
Time water spends in the distribution network
Water temperature
Water pressure
#5
What is the purpose of a water distribution system model in the design and analysis of water supply networks?
To measure water quality
To simulate and optimize network performance
To regulate water pressure
To control water temperature
#6
What is the purpose of a check valve in a water supply system?
To regulate water pressure
To prevent backflow
To control water temperature
To measure water flow rate
#7
In a water distribution network, what does the term 'head' refer to?
Water pressure
Water temperature
Water quality
Water flow rate
#8
Which of the following is a potential drawback of using a centralized water supply system?
Reduced maintenance costs
Increased efficiency
Risk of contamination during distribution
Enhanced water quality
#9
What role does chlorine commonly play in water treatment for public water supplies?
Increase water acidity
Disinfect and kill bacteria
Enhance water turbidity
Reduce water hardness
#10
Which parameter is crucial for determining the Reynolds number in water flow calculations?
Pipe material
Water temperature
Pipe diameter
Water pressure
#11
What is the significance of the term 'resilience' in the context of water supply system planning?
Water flow rate
Capacity to recover from disruptions
Water quality
Pipe material strength
#12
What is the purpose of a surge tank in a water supply system?
To store excess water
To prevent water hammer
To filter impurities
To control water temperature
#13
Which parameter is crucial for determining the velocity of water in a pipe in a water supply system?
Pipe diameter
Water temperature
Pipe material
Water pressure
#14
What is the purpose of a flow control valve in a water supply system?
To measure water quality
To regulate water pressure
To store excess water
To control water temperature
#15
In water supply system modeling, what does the term 'nodal demand' refer to?
Pressure at a specific point
Flow rate in a pipe
Water demand at a network node
Velocity of water in a pipe
#16
How does the elevation of a water tank affect the water pressure in a distribution system?
Higher elevation increases pressure
Higher elevation decreases pressure
Elevation has no impact on pressure
Elevation increases flow rate
#17
What is the purpose of a hydraulic model in the analysis of water supply systems?
To measure water temperature
To simulate water flow and pressure
To regulate water quality
To filter impurities