MCQ Questions Civil Engineering Water Supply Engineering
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MCQ Questions Civil Engineering Water Supply Engineering - Set - 1
Question 1:
What is the full form of NTU in context with turbidity?
A. number of transfer unit
B. neurological turbidity unit
C. nephelometric turbidity unit
D. network terminal unit
Correct Answer – (C)
Question 2 :
If the PO value is 6, what does it imply?
A. no perceptible odour
B. very faint odour
C. very distinct odour
D. extremely strong odour
Correct Answer – (D)
Question 3 :
1 TCU (True Color Unit) is equivalent to
A. the color produced by 1 g of platinum cobalt
B. the color produced by 1 mg of platinum cobalt
C. the color produced by 1 mg of platinum cobalt in 1l of distilled water
D. the color produced by 1 mg of platinum cobalt in 1ml of distilled water
Correct Answer – (C)
Question 4 :
Identify the correct relation between the following?
A. dissolved solid = total solid + suspended solid
B. dissolved solid = total solid – suspended solid
C. total solid = dissolved solid / suspended solid
D. dissolved solid = suspended solid – total solid
Correct Answer – (B)
Question 5 :
Suspended solids are measured by which of the following?
A. turbidity rod
B. gravimetric test
C. chromatography
D. jackson’s turbidity meter
Correct Answer – (B)
MCQ Questions Civil Engineering Water Supply Engineering
Question 6:
The permissible limit of turbidity of domestic water is ppm.
A. 5-10
B. 1-5
C. 10-50
D. 10-30
Correct Answer – (A)
Question 7:
One JTU is equivalent to turbidity produced by
A. 1mg of fine silica dissolved in 1l of distilled water
B. 1g of fine silica dissolved in 1l of distilled water
C. 1g of fine silica dissolved in 1ml of distilled water
D. 1mg of fine silica dissolved in 1ml of distilled water
Correct Answer – (A)
Question 8:
Which method is used to measure the color of water?
A. gravimetric analysis
B. chromatography
C. tintometer method
D. hydrometer analysis
Correct Answer – (C)
Question 9:
The size of suspended solids lies in the range of
A. 10-3 – 10-6 mm
B. 103 – 106 mm
C. 10-1 – 10-3 mm
D. 101 – 103 mm
Correct Answer – (C)
Question 10:
The maximum permissible limit for suspended solids is
A. 10 mg/l
B. 20 mg/l
C. 30 mg/l
D. 40 mg/l
Correct Answer – (C)
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