Structural Designs Quiz Questions - Set 07 - ObjectiveBooks

Structural Designs Quiz Questions - Set 07

Practice Test: Question Set - 07


1. Columns are designed for a minimum eccentricity equal to 1/30 (unsupported length of the column), subject to a minimum of
    (A) 5 mm
    (B) 10 mm
    (C) 15 mm
    (D) 20 mm

2. The gap between web plates and flange plates for fillet welds should not be more than
    (A) 0.5 mm
    (B) 0.75 mm
    (C) 1.0 mm
    (D) 1.5 mm

3. The concrete may be accepted if the average equivalent cube strength of the cores, is at least 85% of the cube strength of the concrete grade at the specified age and no individual core possesses strength less than
    (A) 90 %
    (B) 85 %
    (C) 80 %
    (D) 75 %

4. For battened struts, the effective length is increased by
    (A) 5 %
    (B) 7.5 %
    (C) 10 %
    (D) 12.5 %

5. The individual part of the structures is subjected to a load test for 24 hours by applying a load equal to full dead load of the structure plus
    (A) Imposed load
    (B) 1.15 times imposed load
    (C) 1.25 times imposed load
    (D) 1.3 times imposed load

6. Pick up the correct precaution while splicing the reinforcing bars
    (A) These are provided away from the sections of maximum stress
    (B) These are staggered
    (C) These are provided if the B.M. is more than 50% of M.R.
    (D) All the above

7. Four reinforcing bars of 30 mm diameter each are bundled in contact. The lower two bars extend up to end supports. The distance between the points of termination of the upper bars, is kept
    (A) Zero
    (B) 1.2 m
    (C) 0.9 m
    (D) 0.75 m

8. The designed transverse shear in lacing is assumed as
    (A) 2.5% of axial load
    (B) 3% of axial load
    (C) 3.5% of axial load
    (D) 4% of axial load

9. The maximum pitch of rivets for compression and tension members should not exceed
    (A) 32 t
    (B) 200 mm
    (C) 300 mm
    (D) Both (a) and (c)

10. Pick up the correct statement from the following:
    (A) The unit weight of plain concrete is assumed as 2400 N/m3
    (B) The unit weight of reinforced concrete is assumed as 2500 N/m3
    (C) The dead load includes self weight of the structural member plus weight of finishes and walls or partitions
    (D) All the above

11. In limit state method, the design bond stress of M 30 grade concrete for plain bars in tension, is
    (A) 1.0 N/mm2
    (B) 1.2 N/mm2
    (C) 1.4 N/mm2
    (D) 1.5 N/mm2

12. A continuous beam shall be deemed to be a deep beam if the ratio of its effective span to overall depth, is
    (A) 2.0
    (B) 2.5
    (C) Less than 2
    (D) Less than 2.5

13. Dispersion of load through the flange to web is considered as dispersed uniformly at an angle θ° is
    (A) 10°
    (B) 15°
    (C) 20°
    (D) 30°

14. As per IS : 800-1982, the coefficient of expansion for steel per degree centigrade per unit length, is
    (A) 0.000011
    (B) 0.000012
    (C) 0.000013
    (D) 0.000014

15. In case of continuous beams, the distance between the points of zero moment, may be obtained as (where l is the effective span).
    (A) 0.5 l
    (B) 0.6 l
    (C) 0.7 l
    (D) 0.8 l

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