500 Best Concrete Technology- MCQ
Q185). Under normal circumstances, The Beam soffits may be removed after
a).2 days
b).7 days
c).14 days
d).21 days
Correct Answer:
7 days
Explanation:
Q186). Vertical sides of columns may be stripped after
a).1 to 2 days
b).7 days
c).14 days
d).21 days
Correct Answer:
1 to 2 days
Explanation:
Q187). In concrete walls, construction joints should be provided at the
a).floor level
b).soffit level of lintels
c).sill level of Windows
d).all of these
Correct Answer:
all of these
Explanation:
Q188). The construction joints in cement concrete
a).should be located where bending moment is large
b).should be located where shear force is large
c).should not be provided at the corners
d).should be spaced at a distance of 3 m apart in case of huge structures
Correct Answer:
should not be provided at the corners
Explanation:
Q189). 39.The construction joints are generally provided in concrete
a).Roads
b).retaining walls
c).lining of tunnels
d).all of these
Correct Answer:
all of these
Explanation:
Q190). The most useless aggregate is, whose surface texture is
a).Smooth
b).Glossy
c).Granular
d).Porous
Correct Answer:
Glossy
Explanation:
Q191). The bulk density of aggregates depends upon its
a).Shape
b).Grading
c).Compaction
d).all of these
Correct Answer:
all of these
Explanation: