D:-Group index
Correct Answer:- Option-D
Question75:-For what purpose a venturimeteris used 7
A:-To determine the velocity of flow at a required point in a pipe
B:-To find out the discharge of a liquid flowing in a pipe
C:-To find out time of emptying a tank
D:-To determine the loss of head due to sudden enlargement
Correct Answer:- Option-B
Question76:-Which among the following is used to indicate the area of land acquired along the road alignment by the
highway organization 7
A:-Road margins
B:-Kerb
C:-Shoulders
D:-Right of way
Correct Answer:- Option-D
Question77:-Among the following, in which filter backwashing can not be done for cleaning the filter 7
A:-Slow sand filter
B:-Rapid sand filter
C:-Pressure filter
D:-Rapid gravity filter
Correct Answer:- Option-A
Question78:-What is the flow called if the depth of water in a channel is greater than the critical depth 7
A:-Shooting flow
B:-Torrential flow
C:-Critical flow
D:-Streaming flow
Correct Answer:- Option-D
Question79:-Which among the following is a flow, whose streamlines may be represented by a curve 7
A:-One-dimensional flow
B:-Two-dimensional flow
C:-Three-dimensional flow
D:-Irotational flow
Correct Answer:- Option-B
Question80:-What is called the line produced by the intersection of two roof surfaces forms an external angle less than 180°
7

C:-valley
D:-Eaves
Correct Answer:- Option-C
Question81:-Which among the following is incorrect in the case of a combined footing 7
A:-The centres of gravity of column loads and scil reaction remain in same vertical line
B:-Allowable bearing pressure of soil should be less than the ratio of total load to the area of footing
C:-Combined footing is treated as an inverted floor supported by columns and loaded by earth reactions
D:-None of these
Correct Answer:- Option-B
Question82:-Which among the following is suitable for half brick wall 7
A:-English bond
B:-Flemish bond
C:-Stretcher bond
D:-Header bond
Correct Answer:- Option-C
Question83:-Determine the crippling load {collapsing load) of a solid round bar of length 3.14 m used as a strut with both
ends hinged whose moment of inertia of cross section is 30 x 10“) நரி and Young's modulus is 2 x
“10 ஙி ணா.
A:-188.4 x 10-68) ‏ل‎
‎8:-15 > `10^(3)` ॥
6:60 % 103) ௩
D:-6085.44 N
Correct Answer:- Option-C