The minimum per capita water demand for domestic use as recommended by BIS is
Anonymous Quiz
2%
a. 500 Lpcd
17%
b. Less than 50 Lpcd
79%
c. 135 Lpcd
3%
d. 1000 Lpcd
❤2🫡1
Alum as a cogulant is found to be effective between pH range of -
Anonymous Quiz
2%
a. 8.0 to 10.0
16%
b. 8.5 to 10.5
79%
c. 6.5 to 8.5
3%
d. 7.0 to 9.0
❤1
Among the following, what is the best suitable range of pH for ferrous sulphate as a cogulant
Anonymous Quiz
21%
a. 5.5 to 8.0
25%
b. 5.5 to 11.0
34%
c. 4.5 to 9.5
20%
d. 8.5 to 11.0
🫡1
The water supply to a house begins with the connection of the service pipe with the municipal water mains.
The connection comprises of :
i. Stop-cock ii. Goose neck iii. Ferrule iv. Water meter The correct sequence of these connections is :
The connection comprises of :
i. Stop-cock ii. Goose neck iii. Ferrule iv. Water meter The correct sequence of these connections is :
Anonymous Quiz
14%
a. i , ii , iii , iv
33%
b. iii , i , ii , iv
49%
c. iii , ii , i , iv
4%
d. i , ii , iv, iii
🔥2
The working condition in imhoff tanks are -
Anonymous Quiz
43%
a. Anaerobic in lower compartment and aerobic in upper compartment
36%
b. Aerobic in lowe compartment and anaerobic in upper compartment
8%
c. Aerobic only
14%
d. Anaerobic only
🔥2😐1
An appurtenance used to connect high level branch sewer to low level branch sewer is
Anonymous Quiz
12%
a. Manhole
56%
b. Drop manhole
27%
c. Inverted siphon
5%
d. Catch basin
❤2👀1
Bacteria - Algae symboitc relationship is an important phenomena for BOD reduction in following treatment system:
Anonymous Quiz
33%
a. Aerobic pond
31%
b. Anaerobic pond
25%
c. Anaerobic lagoon
10%
d. Aerated lagoon
❤2
The waste water treatment unit which is installed to remove floating substances like grease,oil ,fats, waxes ,etc. is
Anonymous Quiz
68%
a. Skimming tank
10%
b. Detritus tank
19%
c. Sedimentation tank
2%
d. None of the above
❤1👏1🏆1
In the activated sludge process, sludge volume index is used to decide
Anonymous Quiz
23%
a. Quality of raw in sewage
20%
b. Quality of final effluent
53%
c. Recirculation ration of sludge
4%
d. Rate of aeration
❤2
In an oxidation pond, the sewage is made non- putrescible primarily by :
Anonymous Quiz
12%
a. Algae bacteria symbiosis only
14%
b. Bacterial oxidation only
12%
c. Chemical oxidation only
62%
d. Algae photosynthesis and algae bacteria symbiosis
❤2🔥1
The ambient air quality standards of noise in industrial area during day time and night time are respectively
Anonymous Quiz
23%
a. 75 & 70 dB (A) Leq
30%
b. 70 to 75 dB (A) Leq
37%
c. 65 to 55 dB ( A) Leq
10%
d. 55 to 65 dB ( A) Leq
❤1🔥1
NEW subject - Lecture 1
Strength of Materials
https://www.youtube.com/live/o844ZJlG7tk?si=K7kRBBRBBiTdO21q
Strength of Materials
https://www.youtube.com/live/o844ZJlG7tk?si=K7kRBBRBBiTdO21q
YouTube
MPSC JE | SSC JE | SFD & BMD | 2026 | Abhishek sir
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❤3
Coefficient of discharge for an orifice is..........of coefficient of velocity and coefficient of contraction
Anonymous Quiz
7%
a. An addition
31%
b. a difference
50%
c. a product
12%
d. a ratio
❤1
For incompressible fluids in which of the following cases hydrostatic pressure reamins constant?
Anonymous Quiz
10%
a. Along horizontal plane
12%
b. Along vertical plane
42%
c. Along both horizontal & vertical planes
35%
d. Along inclined plane making an angle of 45° with the horizontal
❤2
In which of the following cases streamline, streak line and pathline will coincide with each other
Anonymous Quiz
22%
a. Steady flow
19%
b. Unsteady flow
40%
c. Laminar flow
19%
d. Turbulent flow
❤2
For steady uniform flow in prismatic channel, which of the following statements is true?
Anonymous Quiz
8%
a. Slope of energy line is more than slope of channel bed
38%
b. Slope of energy line is same as slope of channel bed
12%
c. Slope of energy line is more than slope of free surface
42%
d. Slope of energy line is more than slope of channel bed but less than slope of free surface
❤1
Which of the following terms are used to indicate vertical distance between energy grade line and hydraulic grade line at any point of flow at given section
Anonymous Quiz
29%
a. Piezometeric head
45%
b. Velocity head
17%
c. Elevation head
9%
d. Total head
❤1😱1
Which of the following is the cause for separation of boundary layer?
Anonymous Quiz
11%
a. Positive pressure gradient
13%
b. Negative pressure gradient
61%
c. Boundary layer thickness reducing to zero
15%
d. Laminar flow changing to turbulent flow
❤1🤩1
Bernoulli's equation in it's original form is applicable to which of the following types of flow
Anonymous Quiz
8%
a. Flow along a streamline
15%
b. Flow of an ideal fluid
11%
c. Steady flow
66%
d. All the above
❤1
Which of the following is correct dimension for dynamic viscosity?
Anonymous Quiz
8%
a. MLT^-1
36%
b. ML^2 T^-1
43%
c. ML^-1 T-1
14%
d. ML^-1 T^-2
🔥1