Water Supply & Waste Water Engg WSWWE Civil Dec 2018 Paper

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Water Supply & Waste 4th Semester Civil/0514/Dec 2018 Paper

SECTION-A

Q a). Fill in the Blanks 15×1=15

i. The arrangement made for collection of human excreta in rural sanitation is known as Sanitary System .
ii. As per code of practice, septic tank should have a minimum width of 137 cm.
iii. At ridges __________ Valve is used.
iv. The pipe through which liquid water carrying human excreta flows is called Soil Pipe .
v. Water closet is provided for receiving Human exterment .
vi. Units of turbidity are 5-10 ppm .
vii. G.I. Pipes are used for Distribution of Water .
viii. Smoke test is conducted for House Plumbing .
ix. PH value of portable water is between 6.5 and 8.5
x. P.V.C. pipes are Plastic pipes.

b) State True or False

xi. Scour valves are also known as relief valve. (False)
xii. Safety valve is also called as blow off valve. (True)
xiii. Per capita consumption for domestic use is 135 ltrs. (True)
xiv. The surface sources of water are the sources in which the water flows over the earth’s surface. (True)
xv. The demand of water in houses for washing, bathing, and cooking, sanitary and other purpose is called as commercial and industrial demand of water. (False)

SECTION-B

Q2. Attempt any Ten questions. 10×3=30

a. Explain turbidity.
b. What are preventions of water borne diseases?
c. What are colloidal impurities?
d. What are requirements of pure water?
e. What are wet intakes?
f. Explain open channels?
g. Explain in brief about A.C. pipes?
h. What are the principles to be followed in determining yield?
i. What are the factors which affects the yield of a well?
j. What are infiltration galleries?
k. What are the factors affecting run-off?
l. Write briefly about the fluctuation in rate of water consumption.

SECTION-C

Q3. Attempt any Three questions. 3×10=30

i. What is meant by design period? How is it decided? What is its effect on water supply scheme?
ii. Explain a) Reservoir intake b) Canal intake c) River intake
iii. State merits and demerits of using following materials in the conveyance of water.
a) Cast iron b) Steel c) Concrete
iv. What is coagulation? Explain dry feeding method of mixing coagulants in water.

Water Supply & Waste 4th Sem Civil/0514/may 2019 Paper

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Section a FILL IN THE BLANKS Water Supply & Waste Water Engg. 4th Sem Civil/0514/dec 2018 Paper

The arrangement made for collection of human excreta in rural sanitation is known as ________

The arrangement made for collection of human excreta in rural sanitation is known as Sanitary System .

As per code of practice, septic tank should have a minimum width of ______ cm.

As per code of practice, septic tank should have a minimum width of 137 cm.

At ridges ________ Valve is used.

At ridges __________ Valve is used.

The pipe through which liquid water carrying human excreta flows is called _______

The pipe through which liquid water carrying human excreta flows is called Soil Pipe .

Water closet is provided for receiving _________

Water closet is provided for receiving Human exterment .

Units of turbidity are ________

Units of turbidity are 5-10 ppm .

G.I. Pipes are used for _______

G.I. Pipes are used for Distribution of Water .

Smoke test is conducted for ________

Smoke test is conducted for House Plumbing .

PH value of portable water is between _____ and _____

PH value of portable water is between 6.5 and 8.5

P.V.C. pipes are _____ pipes.

P.V.C. pipes are Plastic pipes.

b) State true or false.

Scour valves are also known as relief valve.

False

Safety valve is also called as blow off valve.

True

Per capita consumption for domestic use is 135 ltrs.

True

The surface sources of water are the sources in which the water flows over the earth’s surface.

True

The demand of water in houses for washing, bathing, and cooking, sanitary is called as commercial and industrial demand of water.

(False)

Download Previous Year Water Supply and Waste Water Engineering PSBTE Diploma Solved Paper Dec 2018 Click Here

Section B :Water Supply & Waste Water Engg. 4th Sem Civil/0514/dec 2018 Paper

Explain Turbidity.

What is meant by design period? How is it decided? What is its effect on water supply scheme?

Explain a) Reservoir intake b) Canal intake c) River intake

What are colloidal impurities?

Colloidal impurities

What are requirements of pure water?

Requirements of pure water

What are wet intakes?

wet intakes

Explain open channels?

Open channels

Explain in brief about A.C. pipes ?

Brief about A.C. pipes?

What are the principles to be followed in determining yield ?

Principles to be followed in determining yield

What are the factors which affects the yield of a well ?

Factors which affects the yield of a well

What are infiltration galleries ?

infiltration galleries

What are the factors affecting run-off?

The factors affecting run-off

Write briefly about the fluctuation in rate of water consumption

fluctuation in rate of water consumption.

Water Supply and Waste Water Engg WSWWE Civil 4th Semester PSBTE Diploma Solved DEC 2018 Paper Click Here

Water Supply & Waste Water Engg. 4th Sem Civil/0514/DEC 2018 Paper

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