Water Distribution Systems

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What is the value of x in the Hardy-Cross method when using the Hazen-William's formula?

1.65

1.85 (correct)

2

1.5

In loop ABCD, what is the corrected flow in pipe BC after the first correction?

-28 l/s

-15 l/s

+28 l/s

+15 l/s (correct)

How is the value of d calculated in the Hardy-Cross method for loop DCFE?

+SHL / x

-SHL / x (correct)

SHL / x

HL / Qa

What does a negative value of corrected flow in a pipe indicate?

The flow direction was assumed incorrectly Signup and view all the answers

For loop ABCD, if lHL/Qal = 4.86 l/s, what is the value of d in meters?

+5 m Signup and view all the answers

What adjustments are made in the Hardy-Cross method until desired accuracy is obtained?

Correcting assumed flows Signup and view all the answers

What is the primary purpose of a water distribution system?

To deliver water to consumers with appropriate quality, quantity, and pressure Signup and view all the answers

Why is it important for distribution pipes to be laid away from sewer lines?

To prevent water contamination Signup and view all the answers

Which of the following is NOT a requirement of a good distribution system?

Storing excess water for emergencies Signup and view all the answers

Where are distribution pipes typically laid?

Below road pavements Signup and view all the answers

What is the purpose of having a water-tight distribution system?

To ensure minimal leakage and water losses Signup and view all the answers

How do the layout of distribution pipes generally follow?

The layouts of roads Signup and view all the answers

What is the primary function of distribution reservoirs?

To balance fluctuating water demand Signup and view all the answers

Where should distribution reservoirs ideally be located?

As close as possible to the center of water demand Signup and view all the answers

What type of storage in distribution reservoirs helps equalize fluctuating demand against constant supply?

Balancing storage Signup and view all the answers

How can the total storage capacity of a distribution reservoir be calculated?

By adding balancing, breakdown, and fire storages Signup and view all the answers

What is the purpose of fire storage in distribution reservoirs?

To extinguish fires during emergencies Signup and view all the answers

Water Distribution Systems

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Questions and Answers

What is the value of x in the Hardy-Cross method when using the Hazen-William's formula?

In loop ABCD, what is the corrected flow in pipe BC after the first correction?

How is the value of d calculated in the Hardy-Cross method for loop DCFE?

What does a negative value of corrected flow in a pipe indicate?

For loop ABCD, if lHL/Qal = 4.86 l/s, what is the value of d in meters?

What adjustments are made in the Hardy-Cross method until desired accuracy is obtained?

What is the primary purpose of a water distribution system?

Why is it important for distribution pipes to be laid away from sewer lines?

Which of the following is NOT a requirement of a good distribution system?

Where are distribution pipes typically laid?

What is the purpose of having a water-tight distribution system?

How do the layout of distribution pipes generally follow?

What is the primary function of distribution reservoirs?

Where should distribution reservoirs ideally be located?

What type of storage in distribution reservoirs helps equalize fluctuating demand against constant supply?

How can the total storage capacity of a distribution reservoir be calculated?

What is the purpose of fire storage in distribution reservoirs?

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