1 .Simple connections are used to transmit ______
a) forces
b) moments
c) stresses
d) both force and moment
Answer: a
2. Which of the following is advantage of HSFG bolts over bearing type bolts?
a) joints are not rigid
b) bolts are subjected to shearing and bearing stresses
c) high strength fatigue
d) low static strength
Answer: c
3. What is the minimum pitch distance?
a) 2.0 x nominal diameter of fastener
b) 3.0 x nominal diameter of fastener
c) 1.5 x nominal diameter of fastener
d) 2.5 x nominal diameter of fastener
Answer: d
4. Steel is mainly an alloy of
a) Iron and Carbon
b) Sulphur and Zinc
c) Zinc and tin
d) Phosphorous and Tin
Answer: a
5. Which of the following is a disadvantage of Steel?
a) High strength per unit mass
b) High durability
c) Fire and corrosion resistance
d) Reusable
Answer: c
6. Elastic Modulus of Steel is __________
a) 1.5 x 109 N/mm2
b) 2.0 x 105 N/mm2
c) 2.0 x 105 N/m2
d) 1.5 x 109 N/m2
Answer: b
7. Unit mass of Steel = ________
a) 785 kg/m3
b) 450 kg/m3
c) 450 kg/cm3
d) 7850 kg/m3
Answer: d
8. Poisson’s ratio of steel is ________
a) 0.1
b) 1.0
c) 0.3
d) 2.0
Answer:c
9. Structural Steel normally has carbon content less than _______
a)1.0%
b)0.6%
c)3.0%
d) 5.0%
Answer:b
10. What is the permissible percentage of Sulphur and Phosphorous content in steel?
a) 0.1%,0.12%
b) 1.0%,3.0%
c) 3.0%,1.0%
d) 1.0%,1.0%
Answer:a
11. What happens when Manganese is added to steel?
a) decreases strength and hardness of steel
b) improves corrosion resistance
c) decreases ductility
d) improves strength and hardness of steel
Answer: d
12. Which of the following is the effect of increased content of Sulphur and Phosphorous in Steel ?
a) yields high strength
b) affects weldability
c) increases resistance to corrosion
d) improves resistance to high temperature
Answer: b
13. Which of the following is added to steel to increase
resistance to corrosion?
a) Carbon
b) Manganese
c) Sulphur
d) Copper
Answer: d
(i) tensile strength and yield property
(ii) Ductility
(iii) Welding
(iv) Corrosion resistance
a) i and ii only
b) i and iii only
c) i, ii, iii
d) i and iv only
Answer: c
15. Chrome and Nickel are added to Steel to improve _________
a) corrosion resistance and high temperature resistance
b) strength
c) ductility
d) weldablity
Answer: a
16. Which of the following is the property of high carbon steel?
a) high toughness
b) reduced ductility
c) high strength
d) reduced strength
Answer: b
17. High carbon steel is used in ______________
a) transmission lines and microwave towers
b) structural buildings
c) fire resistant buildings
d) for waterproofing
Answer: a
18. What is the permissible percentage of micro-alloys in medium and high strength micro-alloyed steel?
a) 0.1%
b) 0.5%
c) 0.25%
d) 1.0%
Answer: c
19. Fire resistant steels are also called as ____________
a) Stainless steel
b) Weathering steel
c) High strength steel
d) Thermomechanically treated steel
Answer: d
20. What is the minimum percentage of chromium and nickel added to stainless steel?
a) 0.5%, 10.5%
b) 2%, 20%
c) 10.5%, 0.5%
d) 30%, 50%
Answer: c
21.What is weathering steel?
a) low-alloy atmospheric corrosion-resistant steel
b) low-carbon steel
c) high strength quenched and tempered steel
d) fire resistant steel
Answer: a
22. The slope of the stress-strain curve in the elastic deformation region is ____________
a) Elastic modulus
b) Plastic modulus
c) Poisson’s ratio
d) None of the mentioned
Answer: a
23. What is the stress-strain curve?
a) It is the percentage of stress and stain
b) It is the relationship between stress and strain
c) It is the difference between stress and strain
d) None of the mentioned
Answer: b
24. Which point on the stress strain curve occurs after the
proportionality limit?
a) Upper yield point
b) Lower yield point
c) Elastic limit
d) Ultimate point
Answer: c
25. Which point on the stress strain curve occurs after the lower yield point?
a) Yield plateau
b) Upper yield point
c) Ultimate point
d) None of the mentioned
Answer: a
26. Which point on the stress strain curve occurs after yield
plateau?
a) lower yield point
b) Upper yield point
c) Ultimate point
d) Breaking point
Answer: c
27. Which point on the stress strain curve occurs after the ultimate point?
a) Last point
b) Breaking point
c) Elastic limit
d) Material limit
Answer: b
28. Elastic limit is the point ____________
a) up to which stress is proportional to strain
b) At which elongation takes place without application of
additional load
c) Up to which if the load is removed, original volume and
shapes are regained
d) None of the mentioned
Answer: c
29. What is the yield strength of bolt of class 4.6?
a) 400 N/mm2
b) 240 N/mm2
c) 250 N/mm2
d) 500 N/mm2
Answer: b
30. Which of the following is correct?
a) size of hole = nominal diameter of fastener – clearances
b) size of hole = nominal diameter of fastener x clearances
c) size of hole = nominal diameter of fastener / clearances
d) size of hole = nominal diameter of fastener + clearances
Answer: d
31. High strength bolt is used for ____________
a) shear connection
b) slip resistant connection only
c) bearing type connection only
d) both slip resistant and bearing type connection
Answer: d
32. Maximum pitch distance = ______________
a) 16 x thickness of thinner plate
b) 32 x thickness of thinner plate
c) 40 x thickness of thinner plate
d) 20 x thickness of thinner plate
Answer: b
33. Pitch shall not be more than ___ in tensio member and
_______ in compression member.
a) 12t, 16t, where t = thickness of thinner plate
b) 20t, 16t, where t = thickness of thinner plate
c) 16t, 12t, where t = thickness of thinner plate
d) 16t, 20t, where t = thickness of thinner plate
Answer: c
34. In case of staggered pitch, pitch may be increased by
______
a) 50%
b) 20%
c) 100%
d) 30%
Answer: a
35. What is the difference between end and edge distance?
a) Edge distance is measured parallel to direction of stress,
while end distance is measured perpendicular to direction of
stress
b) Edge distance is measured parallel to direction of stress,
while end distance is measured parallel to direction of stress
c) Edge distance is measured perpendicular to direction of
stress, while end distance is measured perpendicular to
direction of stress
d) Edge distance is measured perpendicular to direction of
stress, while end distance is measured parallel to direction of
stress
Answer: d
36. What is riveting?
a) the process of making holes in the structure
b) process of making mould for structure
c) method of joining together pieces of metal by inserting
ductile metal pins called rivets
d) method of joining together pieces of metal by inserting
non ductile metal pins called rivets
Answer: c
37. Size of rivet hole is _________ size of rivet
a) more than
b) less than
c) equal to
d) not compared with
Answer: a
38. Hammering is done in rivet to _______
a) give proper shape to rivet
b) completely fill up the rivet hole
c) partially fill up the rivet hole
d) make a rivet hole
Answer: b
39. Which of the following is correct?
a) effective diameter of rivets = rivet hole diameter
b) effective diameter of rivets = nominal diameter of rivet
c) effective diameter of rivets = 1.5 x rivet hole diameter
d) effective diameter of rivets = 1.5 x nominal diameter of
rivet
Answer: b
40. Diameter of head for button head rivet is ______
a) 1.60d, where d=nominal rivet diameter
b) 2.5d, where d=nominal rivet diameter
c) 3d, where d=nominal rivet diameter
d) 5d, where d=nominal rivet diameter
Answer: a
41. Height of head for flat countersunk head rivet is ______
a) 0.7d, where d=nominal rivet diameter
b) 0.5d, where d=nominal rivet diameter
c) 0.43d, where d=nominal rivet diameter
d) 0.25d, where d=nominal rivet diameter
Answer: c
42. Tolerance on length for rivet diameter > 16mm is_____
a) 1.5mm
b) 2mm
c) 5mm
d) 3mm
Answer: d
43. Which of the following assumption is true for rivet connection?
a) friction between plates is considered
b) distribution of direct stress on portions of plates between
rivet holes is uniform
c) bending stresses are considered
d) shear stress is not uniform on cross section of rivet
Answer: b
44. Rivets in group subjected to direct loads share load
________
a) equally
b) unequally
c) according to rivet diameter
d) rivets are not used in groups
Answer: a
45. Minimum edge distance and end distance for rolled, machine flame cut is
a) 1.7 x hole diameter
b) 1.2 x hole diameter
c) 1.5 x hole diameter
d) 2.0 x hole diameter
Answer: c
46. In case of compression members where forces are
transferred through butting faces, pitch shall not exceed ___
for a distance of 1.5 times width of member from butting
faces.
a) 4.5d, where d= diameter of fasteners
b) 5d, where d= diameter of fasteners
c) 2.5d, where d= diameter of fasteners
d) 5.5d, where d= diameter of fasteners
Answer: a
47. Strength of bolt is
a) minimum of shear strength and bearing capacity of bolt
b) maximum of shear strength and bearing capacity of bolt
c) shear strength of bolt
d) bearing capacity of bolt
Answer:a
48. In a lap joint, at least __________ bolts should be
provided in a line.
a) 0
b) 1
c) 2
d) 3
Answer: c
49. Use of lap joints is not recommended because
a) stresses are distributed unevenly
b) eccentricity is eliminated
c) bolts are in double shear
d) no bending is produced
Answer: a
a) 0.87fy ast
b) 0.36 fck . Xu. B
c) 0.45 fck . Xu. B
d) None of the above
Answer: b
51. Which is code used for r.c.c. structure
a) is 800
b) is 456
c) is 1893
d) is 875
Answer: b
52. Which statement is under reinforced section
a) xu > xu max
b) xu < xu max
c) xu = xu max
d) xu </> xu max
Answer: b
53. Mu limit for mild stell (fe250)
a) 0.133fck bd2
b) 0.138fck bd2
c) 0.149fck bd2
d) 0.153fck bd2
Answer: c
54. Xumax for fe500.......
a) 0.53d
b) 0.48d
c) 0.46d
d) 0.55d ……
Answer: c
55. Pt% limit value for mild steel......
a) 0.048 fck
b) 0.088 fck
c) 0.038 fck
d) 0.055 fck
Answer: b
56.Tension force in sinly reinforced section….
a) 0.87fy ast
b) 0.36 fck . Xu. B
c) 0.45 fck . Xu. B
d) None of the above
Answer: a
58. Right statement of limit state of serviceability ......
a) Collapse
b) Stability
c) Fatigue
d) Vibration of fire resistance
Answer: d
59. Partial safety factor for concrete..
a) 1.15
b) 1.5
c) 1.55
d) 1.25
Answer: b
60. Long form of tmt…..
a) Treatment mild tor bar
b) Thermo mechanically treatment bar
c) Tor mechanically treatment bar
d) Tight mild treatment bar
Answer: b
61.formula of bending moment for udl....
a) Wl2/4
b) Wl2/2
c) Wl2/12
d) None of the above
Answer: d
62. Yielding of steel in singly reinforced beam occurs in
a) Balanced reinforced beam
b) Under-reinforced beam
c) Over reinforced beam
d) None of these
Answer: b
63. In under reinforced singly reinforced beam, concrete crushes at
its maximum strain i.e.
a) 0.35%
b) 0.30%
c) 0.25%
d) 0.20%
Answer: a
64. The ratio of the limiting value of the depth of neutral axis and
the depth of the section of a singly reinforced beam is equal to:
a) 0.0035
b) 0.0055
c) 0.0055 + 0.87
d) 0.0035 + 0.87 ts
Answer: a
65. The depth of neutral axis of singly reinforced beam
a) Decreases with the increases of characteristic strength of steel
b) Increases with the increases of characteristic strength of steel
c) Remains unaffected the change of characteristic strength of steel
d) None of these
Answer: A
66. The characteristic strength (ak) of concrete is usually referred to
a) 5 days cube strength
b) 7 days cube strength
c) 21 days cube strength
d) 28 days cube strength
Answer: d
67.the depth of neutral axis of a singly reinforced beam from the
extreme compression fibre is:
a) 0.133 fck bd2
b) 0.135 cot bd2
c) 0.149 ad, bd2
d) 0.138 ack bd2
Answer: a
68. the most economical design of singly reinforced beams is given
by:
a) Limit state theory
b) Working stress theory
c) Ultimate stress theory
d) All of these
Answer: a
69. The aspect ratio is defined as the ratio of
a) Length to breadth of a state
b) Effective width of flange and effective depth of the beam
c) Width of well and depth of flange
d) None of these
Answer: a
70. The dowel force is the shear force
a) Across the steel bars
b) Across the neutral axis
c) At the top of the beam
d) At the bottom of the beam
Answer: a
71. The design of a doubly reinforcement beam section involves the
determination of :
a) Breadth of no section
b) Depth of the section
c) Area of tension reinforcement
d) None of these
Answer: d
72. continuous supports, the lower portion of
a) The slab is in tension
b) The slab is in compression
c) The slab experiences neither the tension nor compression
d) None of these
Answer: b
73. The intermediate beams between several beams case
monolithically with the slab
a) Act as i-beams
b) Act as t-beams
c) Act as l-beams
d) Act as rectangular beams
Answer: b
74. Pick up the correct statement from the following
a) Concrete is strong in compression
b) Concrete is very weak intension
c) The modules of rupture of concrete is only a fraction of the
compression strength
d) All of these
Answer: d
75. In case of pre tensioned member, the computations of transmission length are influenced by?
a) Bond
b) Flexure
c) Torsion
d) Tension
Answer: a
76. When prestress is transferred to concrete by means of external anchorages which pressure is developed?
a) Bearing
b) Twisting
c) Torsion
d) Bent
Answer: a
77. The bearing pressure on the concrete is given as
____________
a) 0.4fci
b) 0.8fci
c) 0.12fci
d) 0.2fci
Answer: b
78. The effective punching area Apun is generally the contact area of ____________
a) Tendon device
b) Anchorage device
c) Stress device
d) Strain device
Answer: b
79. The end block of a beam has a rectangular section 100mm
wide by 200mm deep, the force of cable is 200kn. Find the
actual bearing pressure?
a) 30n/mm2
b) 40n/mm2
c) 20n/mm2
d) 10n/mm2
Answer: c
80. What should be provided if the shear force due to ultimate load is less than the shear force of the concrete?
a) Tensile reinforcement
b) Shear reinforcement
c) Principle reinforcement
d) Compressive reinforcement
Answer: b
81. When the shear force due to ultimate loads is less than
0.5 times shear force of concrete then shear reinforcement
is?
a) Provided
b) Not provided
c) Made equal
d) Made zero
Answer: b
82. The term dt in the spacing equation is termed as__________
a) Lowest value of depth
b) Neutral value of depth
c) Highest value of depth
d) Peak value of depth
Answer: c
a) Top of beam
b) Bottom of beam
c) At Neutral axis
d) None of above
Answer: c
84. A beam can be subjected to which of the following shear?
a) longitudinal shear only
b) transverse shear only
c) longitudinal or transverse shear
d) beam is not subjected to shear
Answer: c
85. Shear forces will govern the design of beam if
a) beam is short
b) beam is long
c) beam carry light loads
d) shear forces will never act in beam
Answer: a
86. Longitudinal shear occurs due to
a) light load on beam
b) bending of beam
c) twisting of beam
d) does not occur
Answer: b
87. The longitudinal shear is given by
a) τ = VAyIzt
b) τ = VAy/Izt
c) τ = VAy/Iz
d) τ = Vy/Izt
Answer: b
88. In which of the following cases shear does not govern design of beam?
a) when web thickness is large in plate girders
b) when depth of beam section is small and loaded uniformly
c) when large concentrated loads are placed near support
d) when two members are rigidly connected together with
their webs lying in same plane
Answer: a
89. Which of the following is true regarding I-section?
a) average shear is very larger than maximum shear
b) maximum shear is very larger than average shear
c) flanges resist very small portion of shear
d) webs resist very small portion of shear
Answer: c
90. Average stress is given by
a) τav = V/d
b) τav = Vdtw
c) τav = V/tw
d) τav = V/dtw
Answer: d
91. Nominal shear strength based on Von-Mises yield criterion is given by
a) Vn = Avfyv
b) Vn = Avfyv/√3
c) Vn = fyv/√3
d) Vn = Avfyv/3
Answer: b
92. What is the bending moment at end supports of a simply supported beam?
a) Maximum
b) Minimum
c) Zero
d) Uniform
Answer: c
93. What is the maximum shear force, when a cantilever beam is loaded with udl throughout?
a) w×l
b) w
c) w/l
d) w+l
Answer: a
94. Sagging, the bending moment occurs at the _____ of the beam.
a) At supports
b) Mid span
c) Point of contraflexure
d) Point of emergence
Answer: b
95. What is the maximum bending moment for simply supported beam carrying a point load “W” kN at its centre?
a) W kNm
b) W/m kNm
c) W×l kNm
d) W×l/4 kNm
Answer: d
96. Which type of cables are advantages in reducing the effective shear?
a) Straight
b) Curved
c) Trapezoidal
d) Longitudinal
Answer: b
97. The various codes recommend empirical relations to estimate ____________
a) Ultimate shear resistance
b) Ultimate torsional resistance
c) Ultimate bending resistance
d) Ultimate load
Answer: a
98. Which type of shear reinforcement should be provided for members with thin webs?
a) Maximum shear reinforcement
b) Minimum shear reinforcement
c) Nominal shear reinforcement
d) Tensile reinforcement
Answer: c
99. The pre and post tensioned members with bonded tendons
bond stress between ____________
a) Steel and concrete
b) Steel and water
c) Steel and aggregates
d) Steel and plastic
Answer: a
a) Resultant shear force
b) Torsional moment
c) Unbalanced moment
d) Resultant stress
Answer: b
101. Aspect ratio is a ratio of
a) Longer to shorter span
b) Shorter to longer span
c) Longer span to depth
d) Shorter span to depth
Answer: a
102. R.C.C. slab is designed as a two way slab when
a) Slab is Cantilever
b) Ratio of longer to shorter span is ≥ 2.0
c) Ratio of longer to shorter span is < 2.0
Answer: c
103. The amount of reinforcement for main bars in a slab , is designed
for
a) Minimum bending moment
b) Maximum bending moment
c) Maximum shear force
d) Minimum shear force
Answer: b
104. The minimum percentage of reinforcement of the gross-sectional
area for mild steel and HYSD bars in slabs , is
a) 0.10 % and 0.12 %
b) 0.12 % and 0.15 %
c) 0.12 % and 0.12 %
d) 0.15 % and 0.12 %
Answer: d
105. Maximum diameter of bar for RC slab having thickness D is
restricted to
a) D / 4
b) D / 6
c) D / 8
d) D / 10
Answer: c
106. In continuous slab maximum shear occur at
a) The support next to the end support
b) End Support
c) Middle support
d) All the Above
Answer: a
107. In continuous slab checked for deflection at the location of
a) Minimum Positive BM
b) Maximum Positive BM
c) End support
d) Free Support
Answer: b
108. In continuous slab checked for development length at the location
of
a) At the end support
b) At middle support
c) At free support
d) The support next to the end support
Answer: a
109. In two way restrained slab
a) Corners are held down
b) Torsion reinforcement provided at each corner
c) Edge strips are provided
d) All of the above
Answer: d
110. Half of main steel in simply supported slab is bend up near
support at distance of _______ from center of support.
a) Span / 3
b) Span / 5
c) Span / 7
d) Span / 8
Answer: c
111. Length of torsion reinforcement in two way slab is provided as
a) Shorter span / 4
b) Longer span / 4
c) Longer span / 5
d) Shorter span / 5
Answer: d