Water supply engineering is a branch of civil engineering that focuses on the planning, design, construction, operation, and maintenance of water supply systems.
What percentage of the total amount consumed is lost to theft and waste of water ?
A. 3
B. 11
C. 12
D. 15Which kind of water demand results in the lowest average water consumption ?
A. institutional and commercial water demand
B. fire demand
C. domestic water demand
D. industrial water demandThe typical amount of water needed for factories in the LPCD is :
A. 30-45
B. 70-80
C. 10-15
D. 20-30The average quantity of water (in lpcd) required for domestic purposes according to IS code is ___ ?
A. 135
B. 56
C. 100
D. 190The reading of the turbidity rod increases with the depth of insertion :
A. first decrease, then increase
B. remains constant
C. decreases
D. increasesWhat is the full form of NTU in context with turbidity ?
A. nephelometric turbidity unit
B. network terminal unit
C. number of transfer unit
D. neurological turbidity unitThe highest level of turbidity that is allowed in household water is ppm.
A. 10-30
B. 5-10
C. 1-5
D. 10-50What does the PO value of 6 mean ?
A. very distinct odour
B. extremely strong odour
C. no perceptible odour
D. very faint odourOne JTU is equivalent to turbidity produced by ___?
A. 1g of fine silica dissolved in 1ml of distilled water
B. 1mg of fine silica dissolved in 1ml of distilled water
C. 1mg of fine silica dissolved in 1l of distilled water
D. 1g of fine silica dissolved in 1l of distilled waterWhich method is used to measure the color of water ?
A. chromatography
B. hydrometer analysis
C. gravimetric analysis
D. tintometer method