A:King Closer
B:-Queen Closer
C:-Half bat
D:-Bewelled closer
Correct Answer:- Option-B
Question66:-When a doubly reinforced beam is preferred 7
A:-When depth of beam is more
B:-When depth of beam is to be limited
C:-When width of beam is to be limited
D:-When the ultimate moment of resistance is less than that of singly reinforced beam
Correct Answer:- Option-B
Question67:-What is defined as the difference between the amount of chlorine added to water and the amount of chlorine
remaining at the end of a specified contact period 7

A:-Chlorine demand
B:-Break-point chlorination
C:-Free residual chlorine
D:-Super chlorination
Correct Answer:- Option-A
Question68:-Which fitting is used to hold two rails together 7
A:-Tie bars
B:-Clip
C:-Bearing plates
D:-Fish plates
Correct Answer:- Option-D
Question69:-Which among the following is known as bending equation 7
ക്യ न ൧/0 ടട
8:00 5 ` (0/४) = '(5)/(೧)
“நற றற
D ந ற!
Correct Answer:- Option-B
Question70:-In a leveling back sight is noted as 1.200 on a bench mark whose reduced level is 100.000 and fore sight is
noted as 1.200. Then the instrument is shifted to a new position and back sight is noted 85 1.100. What is the height of
instrument for the second set up 7
A:-100.100
B:-100.200
C:-101.100
D:-101.200
Correct Answer:- Option-C
Question71:-Which among the following is responsible for ‏٠ا و'‎ 7
A:-Effective overburden pressure
B:-Shear strength of soil particles
C:-Seepage pressure
D:-Cohesion between soil particles
Correct Answer:- Option-C
Question72:-What is the advantage of coning of wheels of railway vehicles 7
A:-Helps to avoid tilting of rails
B:-Helps to keep the flange of the wheel in contact with the side of the rail
C:-Helps to avoid wear and tear due to slipping action
D:-Helps to keep the vehicle centrally aligned on a straight and level track
Correct Answer:- Option-D
Question73:-What is the polar moment of inertia of circular section of radius 2 cm 7
ணு
2 ணு!
4 ണ്‌ (4)*
3 ೧:8 ೧೧4)
Correct Answer:- Option-B
Question74:-Which among the following is not included in the shape test for road aggregates 7
A:-Flakiness index
B:-Elongation index
C:-Angularity number