Q.1

The slenderness ratio of single angle discontinuous struts conmected by a single rivet or bolt, shall not exceed

  • 110
  • 130
  • 150
  • 180
Q.2

For the stability of a structural part, the weight or anchorage should be

  • 1.2 times the minimum overturning moment due to dead load
  • 1.4 times the minimum overturning moment due to dead load
  • sum of (a) and (b)
  • none of these.
Q.3

The cover to the main reinforced may be reduced up to one third of the specified cover but not less than

  • 5 mm
  • 7 mm
  • 10 mm
  • 15 mm
Q.4

The reinforcing bars in beams are not bundled in contact if the diameter of the bars, exceeds

  • 12 mm
  • 20 mm
  • 35 mm
  • 30 mm
  • 36 mm
Q.5

In adverse circumtances, the reinforced concrete member immersed in sea water or subjected to sea spray, the maximum permissible cover for the reinforcing bars, should not exceed

  • 40 mm
  • 50 mm
  • 60 mm
  • 70 mm
  • 75 mm
Q.6

The minimum pitch i.e., the distance between centres of rivet holes is not less than

  • 1.5 times the hole diameter
  • 2.0 times the hole diameter
  • 2.5 times the hole diameter
  • 3.0 times the hole diameter
  • None of these.
Q.7

Moist curing of the exposed surfaces of concrete is done at least for

  • 3 days
  • 5 days
  • 7 days
  • 14 days
Q.8

The test strength of the sample is taken as the average of the strength of

  • 2 specimens
  • 3 specimens
  • 4 specimens
  • 5 specimens
Q.9

The creep coefficient i.e. the ratio of ultimate creep and elastic strain after

  • 7 days is 2.2
  • 28 days is 1.6
  • 365 days is 1.1
  • all the above.
Q.10

The over all depth of a solid slab iscm and effective depth iscm. The horizontal distance between parallel main reinforcement should not be more than

  • 30 cm
  • 40 cm
  • 45 cm
  • 60 cm
Q.11

The maximum compressive strength oncm cubes of Mgrade concrete at 7 days, should be a minimum of

  • 7 N/mm2
  • 10 N/mm2
  • 15 N/mm2
  • 20 N/mm2
Q.12

The minimum diameter of longitudinal reinforcement of a column should not be less than

  • 6 mm
  • 8 mm
  • 10 mm
  • 12 mm
  • 20 mm
Q.13

For spans uptom, the safe span to depth ratio for

  • cantilever is 7
  • simply supported beams is 20
  • continuous beams is 26
  • all the above.
Q.14

For the reinforced concrete member totally immersed in sea water, the normal cover provided for the reinforcing bars is further increased by

  • 10 mm
  • 20 mm
  • 30 mm
  • 40 mm
  • 50 mm
Q.15

Dispersion of load through the flange to web is considered as dispersed uniformly at an angle θ° is

  • 10°
  • 15°
  • 20°
  • 25°
  • 30°
Q.16

Pick up the incorrect statement from the following:

  • The gross section of the web of rolled I-beams is the depth of the beam multiplied by the web thickness
  • The gross section of the web of channels is the depth of the web multiplied by its thickness
  • The gross section of the web of plate girders is the depth of the web plate multiplied by its thinkness
  • None of these.
Q.17

The maximum deflection of a structure should not normally exceed lesser of the span/or

  • 10 mm
  • 15 mm
  • 20 mm
  • 25 mm
Q.18

For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed

  • 1400 kg/cm2
  • 1500 kg/cm2
  • 1650 kg/cm2
  • 1800 kg/cm2
Q.19

The ratio of minimum compressive strength oncm cubes prepared with the concrete of Mgrade and Mgrade, at 7 days should be at least

  • 1/3
  • 1/2
  • 3/2
  • 2.0
Q.20

The reduced level of third floor of a building near a column is 205.m. The reduced levels of the undersides of four beams supporting the fourth floor framing into the column mutually perpendicular are 208.m, 208.m, 208.m and 208.m. The supported length of the column is

  • 3.000 m
  • 3.100 m
  • 3.150 m
  • 3.200 m
Q.21

The concrete may be accepted if the average equivalent cube strength of the cores, is at leastof the cube strength of the concrete grade at the specified age and no individual core possesses strength less than

  • 90%
  • 85%
  • 80%
  • 75%
  • 70%
Q.22

For all practical purposes, the modulus of elasticity of steel is assumed

  • 200 kN/mm2
  • 225 kN/mm2
  • 250 kN/mm2
  • 275 kN/mm2
Q.23

The angle of inclination of the lacing bars with axis of the member is kept between

  • 20° and 50°
  • 30° and 60°
  • 40° and 70°
  • 50° and 80°
Q.24

Moist sand may contain surface water by mass upto

  • 7.5%
  • 5.0%
  • 2.5%
  • 1.25%
Q.25

Removal of props under

  • slabs spanning upto 4.5 m is 7 days
  • slabs spanning more than 4.5 m is 14 days
  • beams spanning upto 6 m is 14 days
  • beams spanning more than 6 m is 21 days
  • all the above.
Q.26

For concreting of heavily reinforced sections without vibration, the workability of concrete should be

  • very low
  • low
  • medium
  • high.
Q.27

The effective and actual lengths of a cantilever are same if continuous at the support,

  • unstrained against torsion at the support and free at the end
  • with partial restraint against torsion of the support and free at the end
  • restrained against torsion at the support and free at the end
  • none of the these.
Q.28

If the dimensions of a rectangular section of a short column arecm xcm, its unsupported length should be restricted to

  • 9.0 m
  • 10.0 m
  • 11.0 m
  • 12.0 m
Q.29

The grade of concrete generally not used in the reinforced concrete, is

  • M 10
  • M 15
  • M 20
  • M 40
Q.30

If the ratio of effective span to overall depth of a simply supported beam is equal or greater than 1 but less than or equal tothe lever arm, is

  • 0.2 (l + 2D)
  • 0.3 (l + 3D)
  • 0.2 (l + 3D)
  • 0.3 (l + 2D)
0 h : 0 m : 1 s