Structural Design Online Test – Paper 2

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Vikash chaudhary

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Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
Randomization: Yes
Certificate: No
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1 / 30

1. The radius of bar bend to form a hook should not be less than

a) twice the diameter

b) thrice the diameter

c) four times the diameter

d) five times the diameter

2 / 30

2. Segregation is responsible for

a) honeycomb concrete

b) porous layers in concrete

c) sand streaks in concrete

d) all of the above

3 / 30

3. Weight of steel per cubic meter (m³)

a) 1000 kg

b) 2000 kg

c) 7850 kg

d) 8850 kg

4 / 30

4. A simply supported beam shall be deemed to be a deep beam if the ratio of effective span to overall depth is

a) 2

b) 2.5

c) 3

d) 3.5

5 / 30

5. If the effective length of a 32 cm diameter column is 4.40 mts slenderness ratio is

a) 45

b) 50

c) 55

d) 60

6 / 30

6. In the case of a cantilever beam, main reinforcement is provided

a) on the top face of the beam

b) on the bottom face of the beam

c) on the middle face of the beam

d) all of the above

7 / 30

7. The minimum cover at the end of reinforcement should be

a) 20 Φ

b) 25 mm

c) mini. of (a) and (b) above

d) max. of (a) and (b) above

8 / 30

8. After casting, an ordinary cement concrete on drying

a) shrinks

b) expands

c) remains unchanged

d) can expand or shrink

9 / 30

9. A rigid frame is a structure composed of members which are connected by

a) a single rivet

b) rigid joints

c) simple bearing

d) none of the above

10 / 30

10. Main reinforcement in an RCC beam is used for

a) bending moment

b) shear force

c) moment of resistance

d) none of the above

11 / 30

11. Presence of oils in water for concreting

a) improves strength

b) gives more slump

c) reduces workability

d) reduces strength

12 / 30

12. Bond strength of HYSD bar as compared to plain bar is more by

a) 20%

b) 30%

c) 40%

d) 60%

13 / 30

13. In a two-way slab, the torsion steel is provided at the

a) top

b) bottom

c) both (a) and (b) of the above

d) none of the above

14 / 30

14. If the thickness of the slab is 100 mm then the maximum diameter of the bar placed in the slab should be

a) 8 mm

b) 10 mm

c) 12 mm

d) 16 mm

15 / 30

15. The beam section is redesigned if the shear stress exceeds the allowable shear stress by ... times

a) 2

b) 4

c) 6

d) 8

16 / 30

16. In an RCC beam, if the amount of steel increases, the depth of N.A.

a) remains constant

b) decreases

c) increases

d) none of the above

17 / 30

17. Shrinkage in concrete increases its

a) tensile strength

b) flexural strength

c) bond strength

d) shear strength

18 / 30

18. An RCC roof slab is designed as a two-way slab if

a) it supports live load in both directions

b) the ratio of spans in both directions is less than two

c) the slab is continuous over two supports

d) the slab is discontinuous at edges

19 / 30

19. The workability of concrete is directly proportional to

a) grading of the aggregate

b) time of transit

c) aggregate cement ratio

d) none of the above

20 / 30

20. The effective width of a column strip of a flat slab is

a) one-fourth the width of the panel

b) half the width of the panel

c) radius of the column

d) diameter of the column

21 / 30

21. A reinforced concrete beam will crack if tensile stress set up in the concrete below the neutral axis is

a) less than the permissible stress

b) more than the permissible stress

c) equal to the permissible stress

d) any one of the above

22 / 30

22. The minimum number of main bars in an octagonal column is

a) 4

b) 6

c) 8

d) 12

23 / 30

23. In a singly reinforced beam, the effective cover is measured from

a) centroid of steel

b) inner face of outer steel

c) all of the above

d) outer face of outer steel

24 / 30

24. The minimum thickness of the cover at the end of a reinforcing bar should be twice the diameter of the bar, subjected to a minimum of

a) 10mm

b) 12mm

c) 15mm

d) 25mm

25 / 30

25. If the slenderness ratio for a column is 100 then the column is said to be

a) long

b) medium

c) short

d) none of the above

26 / 30

26. Singly reinforced beam & doubly reinforced beam are decided based on

a) bending moment

b) shear force

c) bending moment & shear force

d) none of the above

27 / 30

27. The minimum number of main bars in a circular column is

a) 4

b) 6

c) 8

d) 12

28 / 30

28. If a beam is loaded transversely the maximum compressive stress develops on

a) top fibre

b) neutral axis

c) bottom fibre

d) every cross-section

29 / 30

29. The amount of reinforcement for main bars in a slab is based upon

a) minimum bending moment

b) maximum bending moment

c) minimum shear stress

d) maximum shear force

30 / 30

30. In a simply supported slab, alternate bars are curtailed at

a) 1/4th of the span

b) 1/5th of the span

c) 1/6th of the span

d) 1/7th of the span

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Structural Design Online Test – Paper 2

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