NBCC JE CIVIL 2018 FOR OBJECTION
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25. The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone (1) Compressive stress
(2) Shear stress
(3) Bond Stress
(4) Tensile stress
NBCC JE CIVIL 2018 FOR OBJECTION
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29. The heat of hydration of cement can be reduced by
(1) reduced the proportions of C2A and C3S (2) increasing the proportions of C3A and C3S
(3) increasing the fineness of cement
(4) both (1) and (3)
NBCC JE CIVIL 2018 FOR OBJECTION
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33. Workability of concrete can be improved by
(1) more sand
(2) more cement
(3) more fine aggregate
(4) all of the above
NBCC JE CIVIL 2018 FOR OBJECTION
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39. A tensile test is performed on a round bar. After fracture it has been found that the diameter remains approximately same at fracture. The material under test was
(1) mild steel
(2) cast iron
(3) Wrought iron
(4) copper
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NBCC JE CIVIL 2018 FOR OBJECTION
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The workability of cement concrete can be improved by
(1) increasing the quantity of cement
(2) increasing the proportion of coarse aggregate
(3) increasing the quantity of sand
(4) all of the above
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NBCC JE CIVIL 2018 FOR OBJECTION
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When the water table is close to the ground surface, the bearing capacity of a soil is reduced to
(1) one-fourth
(2) one-half
(3) two-third
(4) three-fourth