Top 150+ Solved Water Supply Engineering MCQ Questions Answer

From 181 to 194 of 194

Q. Which of the following stress in pipe depends on temperature?

a. internal water pressure

b. stress due to foundation reaction

c. longitudinal stress

d. temperature stress

  • d. temperature stress

Q. Pipe corrosion can be minimized by

a. removal of copper sulfate

b. addition of calcium carbonate

c. addition of carbon dioxide

d. removal of dissolved oxygen

  • d. removal of dissolved oxygen

Q. How many types of pumps are present?

a. 1

b. 2

c. 3

d. 4

Q. Submersible pumps require high maintenance.

a. true

b. false

  • b. false

Q. What is the minimum diameter of pipes used for drainage of waste water?

a. 50 mm

b. 75 mm

c. 100 mm

d. 105 mm

  • b. 75 mm

Q. What is the wastewater from kitchen sinks called?

a. grey water

b. black water

c. yellow water

d. brown water

  • a. grey water

Q. What is the water from urinals called?

a. black water

b. yellow water

c. grey water

d. brown water

  • a. black water

Q. What is the minimum diameter of the pipe used to collect black water?

a. 50 mm

b. 75 mm

c. 100 mm

d. 125 mm

  • c. 100 mm

Q. What is the recommended slope ratio for soil water pipes?

a. 1:12

b. 1:20

c. 1:30

d. 1:40

  • d. 1:40

Q.                is used to clean blockage in the line.

a. lateral chamber

b. main chamber

c. inspection chamber

d. sewer chamber

  • c. inspection chamber

Q. What is the shape of the septic tank?

a. square

b. rectangle

c. circular

d. oval

  • b. rectangle

Q.                  should not be placed near water body.

a. power generator

b. soak pit

c. pump stations

d. houses

  • b. soak pit
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