Question38:-The relationship between modulus of elasticity 'E' and modulus of rigidity 'N' in terms of Poisson's ration 1/ന്‌'
is
A:-E = 2N (1+°1/m*)

:-5 = 24 (1- 2/7)
Correct Answer:- Option-A
Question39:-The treatment method to remove floating impurities in water is
A:-Sedimentation
B:-Aeration
C:-Coagulation
D:-Screening
Correct Answer:- Option-D
Question40:-Vee-Bee test is used to find the
A:-Crushing value
B:-Water absorption
C:-Workability
D:-Soundness
Correct Answer:- Option-C
Question41:-The method of plane tabling used for establishing the instrument stations only is
A:-Radiation
B:-Resection
C:-Traversing
D:-Triangulation
Correct Answer:- Option-B
Question42:-Before testing setting time of cement, one should test for
A:-Soundness
B:-Strength
C:-Consistency
D:-Fineness
Correct Answer:- Option-C
Question43:-The split tensile strength of concrete, when performed on a concrete cylinder of Diameter 'D', Length 'L' and
ultimate load 'P' is
A:- *(P)(piDL)
(2P)/(piDL)*
C:-*(4P)(piDL)*
0: ஊடி
Correct Answer:- Option-B
Question44:-If the porosity of soil is 0.5, then its void ratio is
A:-0.5
8:-1
C:-1.5
D:-0.3
Correct Answer:- Option-B
Question45:-The maximum deflection of a simply supported beam subjected to a concentrated load at the midpoint is (W =
Load ; L= Span; El = Flexural rigidity).
` ` (1 ^ (3))/(36॥).
(WL*(3))(8El)°
(\# ^ (3))/(48६।)`
ம: (5५/ ^(3))/(38 4६)
Correct Answer:- Option-C
Question46:-For a cohesionless soil in its densest state the density index becomes
A:-One
B:-Zero
C:-More than 1
D:-Less than 1
Correct Answer:- Option-A
Question47:-The coefficient of permeability in cm/sec when effective size of soil is 0.1 cm is
A:-100
B:-10