2081. The type of spike used for fixing chairs of bull headed rails to wooden sleepers is_________________?
A. dog spike
B. rail screw
C. elastic spike
D. round spike
✅ The correct answer is option D.
Civil Engineering
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2082. The self-weight of the footing, is_____________?
A. Not considered for calculating the upward pressure on footing
B. Also considered for calculating the upward pressure on footing
C. Not considered for calculating the area of the footing
D. Both B. and C
✅ The correct answer is option A.
2083. The allowable tensile stress in mild steel stirrups, reinforced cement concrete, is_______________?
A. 1400 kg/cm2
B. 190 kg/cm2
C. 260 kg/cm2
D. 230 kg/cm2
✅ The correct answer is option A.
2084. If P kg/m2 is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by________________?
A. D = 0.00775 aP
B. D = 0.0775 aP
C. D = 0.07775 aP
D. D = 0.775 Pa
✅ The correct answer is option A.
2085. A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis______________?
A. Remains within the flange
B. Remains below the slab
C. Coincides the geometrical centre of the beam
D. None of these
✅ The correct answer is option A.
2086. If is the sectional area of a pre-stressed rectangular beam provided with a tendon pre -stressed by a force through its centroidal longitudinal axis, the compressive stress in concrete, is_______________?
A. P/A
B. A/P
C. P/2A
D. 2A/P
✅ The correct answer is option A.
2087. An R.C.C beam of 25 cm width has a clear span of 5 metres and carries a U.D.L. of 2000 kg/m inclusive of its self weight. If the lever arm of the section is 45 cm., the beam is__________________?
A. Safe in shear
B. Is safe with stirrups
C. Is safe with stirrups and inclined members
D. Needs revision of the section
✅ The correct answer is option A.
2088. In a beam the local bond stress Sb, is equal to_______________?
A. Shear force/(Leaver arm × Total perimeter of reinforcement)
B. Total perimeter of reinforcement/(Leaver arm × Shear force)
C. Leaver arm/(Shear force × Total perimeter of reinforcement)
D. Leaver arm/(Bending moment × Total perimeter of reinforcement)
✅ The correct answer is option A.
2089. Anti creep bearing plates are provided on_________________?
A. bridges and approaches
B. joints
C. both (A) and (B)
D. none of the above
✅ The correct answer is option D.
2090. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept_______________?
A. 4.5 m
B. 4.0 m
C. 3.5 m
D. 3.0 m
✅ The correct answer is option A.