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Browse complete papersWhat is the best side slope (n) for the most economic trapezoidal channel having depth d and base width b?
√2
\(\frac{1}{\sqrt 2}\)
√3
\(\frac{1}{\sqrt 3}\)
Correct answer
√2
The maximum hourly demand of water per head is equal to:
the annual average monthly demand of water
1.8 × annual average daily demand of water
1.28 × annual average monthly demand of water
2.7 × annual average hourly demand of water per head
Correct answer
the annual average monthly demand of water
In case of footing on the surface of shallow depth is very dense sand, which one of the following types of failure is likely to occur?
Punching shear failure
Local shear failure
General shear failure
Any of the above three
Correct answer
Punching shear failure
Which of the following represent(s) correct pair:
A. Bulk modulus - Volumetric strain
B. Hooke's law - shear strain
C. Poisson's ratio - Lateral strain
D. Modulus of rigidity - Proportional limit
A and C only
A and B only
B, C and D only
C and D only
Correct answer
A and C only
Which machine is used for the compaction of high-density concrete in large structures?
Vibrating table
Roller compactor
Concrete pump
Compaction plate
Correct answer
Vibrating table
The coagulant widely used for sewage treatment is
alum
ferric chloride
ferric sulphate
chlorinated copperas
Correct answer
alum
For non-passing sight distance, the height of stationary object considered is
10 cm
65 cm
50 cm
15 cm
Correct answer
10 cm
Horizontal members in a scaffolding placed normal to the wall are called ____.
bridles
putlogs
standards
braces
Correct answer
bridles
Which component enhances the refractory properties of bricks and makes them resistant to high temperatures?
Alumina
Silica
Iron oxide
Clay
Correct answer
Alumina
The technique of finding the fair price of an existing building or property is known as:
Pricing
Estimation
Valuation
Costing
Correct answer
Pricing