Practice Test: Question Set - 15
1. For a cantilever of effective depth of 0.5 m, the maximum span to satisfy vertical deflection limit is
- (A) 3.5 m
- (B) 4 m
- (C) 4.5 m
- (D) 5 m
2. The bulk density of aggregates does not depend upon:
- (A) Size
and shape of aggregates
- (B) Specific
gravity of aggregates
- (C) Grading
of aggregates
- (D) Size
and shape of the container
3. How long will it take for the concrete to achieve 100% of its strength?
- (A) 7 days
- (B) 14 days
- (C) 21 days
- (D) 28 days
4. A higher modular ratio shows
- (A) Higher compressive strength of concrete
- (B) Lower compressive strength of concrete
- (C) Higher tensile strength of steel
- (D) Lower tensile strength of steel
5. For the construction of cement concrete floor, the maximum permissible size of aggregate, is
- (A) 4 mm
- (B) 6 mm
- (C) 8 mm
- (D) 10 mm
6. The specifications of a cement bag for storage, are
- (A) Weight 50 kg
- (B) Height 18 cm
- (C) Plan area
3000 sq. cm
- (D) All the
above
7. The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on
- (A) Top face perpendicular to wall
- (B) Bottom face perpendicular to wall
- (C) Both top and bottom faces perpendicular to
wall
- (D) None of the above
8. Separation of coarse aggregates from mortar during transportation, is known
- (A) Bleeding
- (B) Creeping
- (C) Segregation
- (D) Shrinkage
9. A flaky aggregate is said to be elongated if its length is
- (A) Equal to the
mean size
- (B) Twice the
mean size
- (C) Thrice the
mean size
- (D) Four times
the mean size
10. Assertion A : The load factor for live load is greater than that for dead load.
Reason R : The live loads are more uncertain
than dead loads.
Select your answer based on the coding
system given below:
- (A) Both A and R is true and R is the correct
explanation of A
- (B) Both A and R is true but R is not the correct
explanation of A
- (C) A is true but R is false
- (D) A is false but R is true
11. You are asked to construct a massive dam, the type of cement you will use, is
- (A) Ordinary
Portland cement
- (B) Rapid
hardening cement
- (C) Low
heat cement
- (D) Blast
furnace slag cement
12. An ideal ware house, is provided
- (A) Water
proof masonry walls
- (B) Water
proof roof
- (C) Few
windows which remain generally closed
- (D) All the
above
13. Normally pre-stressing wires are arranged in the
- (A) Upper part of the beam
- (B) Lower part of the beam
- (C) Center
- (D) Anywhere
14. Pick up the correct statement from the following:
- (A) Bulking
of sand is caused due to formation of a thin film of surface moisture
- (B) Fine
sand bulks more than coarse sand
- (C) The
volume of fully saturated sand, is equal to the volume of dry and loose sand
- (D) All the
above
15. The minimum percentage of chemical ingredient of cement is that of
- (A) Magnesium
oxide
- (B) Iron oxide
- (C) Alumina
- (D) Lime
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