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. For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of the bar nor less than

a) 15 mm

b) 20 mm

c) 25 mm

d) 40 mm

2 / 30

2. Modulus of elasticity for concrete improves by

a) age

b) higher w/c ratio

c) shorter curing period

d) all of the above

3 / 30

3. The strength of concrete increases with an increase in

a) water cement ratio

b) size of aggregate

c) aggregate cement ratio

d) moisture content

4 / 30

4. The spacing of transverse reinforcement of a column is decided by the following consideration

a) the least lateral dimension of the column

b) sixteen times the diameter of the smallest longitudinal reinforcing rod in the column

c) forty-eight times the diameter of transverse reinforcement

d) all of the above

5 / 30

5. 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

6 / 30

6. In a two-way slab, the lifting of corners occurs due to

a) zero moment at the center

b) torsional moments on the slab

c) unbalanced moments on the slab

d) none of the above

7 / 30

7. Placing of concrete should preferably be done at a temperature of

a) 10°C

b) 20°C

c) 27±2°C

d) 32°C

8 / 30

8. 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

9 / 30

9. Distribution of shear intensity over a rectangular section of a beam follows

a) a circular curve

b) a straight line

c) a parabolic curve

d) an elliptical curve

10 / 30

10. A doubly reinforced beam is used

a) when extra safety factor is required

b) when the depth and width of the beam are restricted

c) when the depth of the beam is more than the width

d) a large moment of resistance is desired

11 / 30

11. A column is considered as a long column if its slenderness ratio is more than

a) 40

b) 20

c) 24

d) 28

12 / 30

12. Bottom reinforcement in a beam is subjected to

a) compression

b) tension

c) both

d) none of the above

13 / 30

13. The maximum reinforcement in a column to consider the practical problem is

a) 4%

b) 5%

c) 6%

d) 8%

14 / 30

14. A column fails by buckling is called a long column while failure by crushing is called

a) big column

b) long column

c) small column

d) short column

15 / 30

15. Spacing of longitudinal bars measured along the periphery of the column should not be more than (as per IS: 456-2000)

a) 20 cm

b) 25 cm

c) 30 cm

d) 15 cm

16 / 30

16. In a column, the minimum cover provided at the end of reinforcement is

a) 10 mm

b) 25 mm or 2 θ of bar, whichever is greater

c) 40 mm or greater than the diameter of the bar

d) at least θ of the bar

17 / 30

17. Strength of concrete increases with

a) increase in water cement ratio

b) decrease in water cement ratio

c) decrease in size of aggregate

d) decrease in curing time

18 / 30

18. 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

19 / 30

19. The maximum bulking factor for sand is

a) 1.00

b) 1.10

c) 1.20

d) 1.40

20 / 30

20. The size of fine aggregates does not exceed

a) 2.75 mm

b) 3.75 mm

c) 4.75 mm

d) 5.75 mm

21 / 30

21. The types of failure occurring in a beam due to shear force is termed as

a) diagonal tension failure

b) flexural tension failure

c) diagonal compression failure

d) all of the above

22 / 30

22. The maximum spacing between longitudinal bars in a column is

a) 200 mm

b) 300 mm

c) 400 mm

d) 500 mm

23 / 30

23. A beam curved in plan is designed for

a) bending moment and shear

b) bending moment and torsion

c) shear and torsion

d) bending moment, shear, and torsion

24 / 30

24. The slope of weep hole is generally provided at (spacing- 1.5 to 3.0m)

a) 1 in 4

b) 1 in 8

c) 1 in 16

d) 1 in 32

25 / 30

25. The enlarged head of a supporting column of a flat slab is technically known as

a) capital

b) drop panel

c) column head

d) none of the above

26 / 30

26. A flat slab is supported

a) on beams

b) on columns

c) on beams and columns

d) on columns monolithically built with slab

27 / 30

27. The diameter of bars normally used in a column is

a) 10-25 mm

b) 12-25 mm

c) 14-25 mm

d) all of the above

28 / 30

28. Fineness modulus of fine aggregate is between

a) 2-3.5

b) 3.5-5.0

c) 5-6.0

d) 6-7.0

29 / 30

29. An RCC element, 1 m deep and 0.5 m wide will require minimum reinforcement @ 1% of the gross sectional area, what will be the area of reinforcing bars?

a) 500 mm²

b) 1000 mm²

c) 5000 mm²

d) 50,000 mm²

30 / 30

30. In a rectangular R.C.C beam, the ratio of the maximum shear stress to average shear stress is

a) 1.25

b) 1.33

c) 1.43

d) 1.53

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Structural Design Online Test – Paper 2

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