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Water Supply Engineering Online Test 1 (Free)

-: Symbols & Description :-

(નિશાનીઓ અને તેનું વર્ણન)

-: Instructions :-

(સૂચનાઓ)

1. Click On Full Screen Mode (¤) From Corner For Best Test Experience

(બેસ્ટ ટેસ્ટ અનુભવ માટે ખૂણામાં આપેલ ફૂલ સ્ક્રીન મોડ (¤) ઉપર ક્લિક કરો)

2. Use Navigation Bar For Jumping Forward or Backward To Any Question

(કોઈ પણ પ્રશ્ન ઉપર જવા માટે નેવિગેશન બારનો ઉપયોગ કરવો)

3. Submit Test Button Will Be Only Visible At The Last Question

(ટેસ્ટ સબમિટ કરવાનો ઓપ્શન માત્ર છેલ્લા પ્રશ્ન ઉપર હશે)

4. Don't Forget To Give Your Rating & Review At The End Of Test

(ટેસ્ટ પૂરી થયા પછી રેટિંગ & રિવ્યુ આપવાનું ભુલશો નહીં)

"BEST OF LUCK"

[Click On Full Screen Mode (¤) From Corner For Best Test Experience]

(બેસ્ટ ટેસ્ટ અનુભવ માટે ખૂણામાં આપેલ ફૂલ સ્ક્રીન મોડ (¤) ઉપર ક્લિક કરો)

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Your Name

1 / 10

Category: Introduction (Environmental Engineering)

Cost of the water supply project is depends on…

System of supply

Availability of material

Level difference of source and city

All of the above

2 / 10

Category: Treatment of Water (Environmental Engineering)

Which is the first zone of purification in a sand bed?

Autotrophic zone

Heterotrophic zone

Schmutzdecke zone

Electrolytic zone

3 / 10

Category: House Plumbing (Environmental Engineering)

What is the minimum depth of water seal in floor trap?

25 mm

50 mm

75 mm

100 mm

4 / 10

Category: Treatment of Water (Environmental Engineering)

The bacterial removal efficiency of the rapid sand filter is ______ in comparison to slow sand filter.

Less

Equal

Better

5 / 10

Category: Conveyance of Water (Environmental Engineering)

In which of the following distribution system, the clean water flows entirely under gravity?

Gravity system

Pressure system

Combined gravity and pumping system

Pumping system

6 / 10

Category: Valves And Fittings (Environmental Engineering)

______ valves are used to remove sand and silt from the pipelines.

Air relief valve

Sluice valve

Scour valve

Altitude valve

7 / 10

Category: Quality of Water (Environmental Engineering)

Water lost in theft and waste contributes to how much % of total consumption?

8 / 10

Category: Conveyance of Water (Environmental Engineering)

Which system is also known as reticulated system or interlaced system?

Grid iron system

Dead end system

Radial system

Ring system

9 / 10

Category: Quality of Water (Environmental Engineering)

Colour of water is measured by ….

Burges or Cobalt scale

Hazen or Platinic chloride scale

Both A & B

Neither A nor B

10 / 10

Category: Treatment of Water (Environmental Engineering)

The Total hardness of soft water as CaCO₃ equivalent is __________

50 ppm

100 ppm

150 ppm

200 ppm

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Pos.	Name	Score	Duration
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2	Bb	70 %	2 minutes 46 seconds
3	ravi49	70 %	3 minutes 5 seconds
4	Kd	60 %	2 minutes 21 seconds
5	Joshi	50 %	1 minutes 45 seconds
6	Keyur	50 %	2 minutes 51 seconds
7	HV	30 %	1 minutes 50 seconds
8	Er. Mr. M. V.	0 %	0 second

Water Supply Engineering Online Test 1 (Free)