0% found this document useful (0 votes)
88 views9 pages

Som Unit 2

The document contains multiple choice questions about structural analysis concepts like beams, shear force, bending moment, stresses and strains. Key concepts covered include types of beams, loads, shear force and bending moment diagrams, stresses in beams under bending and shear, and material properties related to stresses and strains.

Uploaded by

nigalashik
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
0% found this document useful (0 votes)
88 views9 pages

Som Unit 2

The document contains multiple choice questions about structural analysis concepts like beams, shear force, bending moment, stresses and strains. Key concepts covered include types of beams, loads, shear force and bending moment diagrams, stresses in beams under bending and shear, and material properties related to stresses and strains.

Uploaded by

nigalashik
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
You are on page 1/ 9

1. _______ is a horizontal structural member subjected to transverse loads perpendicular to its axis.

a) Strut

b) Column

c) Beam

d) Truss

2. Example for cantilever beam is ______

a) Portico slabs

b) Roof slab

c) Bridges

d) Railway sleepers

3. Fixed beam is also known as __________

a) Encastered beam

b) Built on beam

c) Rigid beam

d) Tye beam

4. Moving train is an example of ____ load.

a) Point load

b) Cantered load

c) Rolling load

d) Uniformly varying load

5. At hinge, the moments will be _________

a) Maximum

b) Minimum

c) Uniform

d) Zero
6. What is variation in SFD, if the type of loading in the simply supported beam is U.D.L is ____

a) Rectangle

b) Linear

c) Trapezoidal

d) Parabolic

7. The rate of change of shear force is equal to _____

a) Direction of load

b) Change in BMD

c) Intensity of loading

d) Maximum bending

8. The shear force in a beam subjected to pure positive bending is _____

a) Positive

b) Negative

c) Zero

d) Cannot determine

9. In SFD, vertical lines are for ______

a) Point loads

b) UDL

c) UVL

d) LDP

10. A cantilever beam loaded with udl throughout, the maximum shear force occurs at____

a) Free end

b) Fixed end

c) At centre

d) At point of contraflexure
11. A simply supported beam of span 1 m carries a point load “w” in centre determine the shear force in
the half left of the beam.

a) W/3

b) W/4

c) W/2

d) W

12. At the Point of contraflexure, what is the value of bending moment?

a) one

b) zero

c) three

d) infinity

13. When SF is zero, the bending moment is _____

a) Zero

b) Maximum

c) Very difficult to say

d) Minimum

14. What is the bending moment at end supports of a simply supported beam?

a) Maximum

b) Minimum

c) Zero

d) Uniform

15. 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
16. Sagging, the bending moment occurs at the _____ of the beam.

a) At supports

b) Mid span

c) Point of contraflexure

d) Point of emergence

17. What will be the variation in BMD for the diagram? [Assume l = 2m].

a) Rectangular

b) Trapezoidal

c) Triangular

d) Square

18. 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

19. How do point loads and udl be represented in SFD?

a) Simple lines and curved lines

b) Curved lines and inclined lines

c) Simple lines and inclined lines

d) Cant represent any more

20. ________ curve is formed due to bending of over hanging beams.

a) Elastic

b) Plastic

c) Flexural

d) Axial
21. The relation between slope and maximum bending moment is _________

a) Directly proportion

b) Inversely proportion

c) Relative proportion

d) Mutual incidence

22. In simple bending, ______ is constant.

a) Shear force

b) Loading

c) Deformation

d) Bending moment

23. If a beam is subjected to pure bending, then the deformation of the beam is_____

a) Arc of circle

b) Triangular

c) Trapezoidal

d) Rectangular

24. When a beam is subjected to simple bending, ____________ is the same in both tension and
compression for the material.

a) Modulus of rigidity

b) Modulus of elasticity

c) Poisson’s ratio

d) Modulus of section

25. E/R = M/I = f/y is a bending equation.

a) True

b) False
26. Maximum Shearing stress in a beam is at _____

a) Neutral axis

b) Extreme fibres

c) Mid span

d) Action of loading

27. At the neutral axis, bending stress is _____

a) Minimum

b) Maximum

c) Zero

d) Constant

28. Curvature of the beam is __________ to bending moment.

a) Equal

b) Directly proportion

c) Inversely proportion

d) Coincides

29. What are the units of flexural rigidity?

a) Nm2

b) Nm

c) N/m

d) m/N3

30. What are the units for section modulus?

a) m2

b) m4

c) m3

d) m
31. What are the units of axial stiffness?

a) m3

b) m2

c) N/ m

d) -m

32. Calculate the modulus of section of rectangle beam of size 240 mm × 400 mm.

a) 5.4 × 10^6 mm3

b) 6.2 × 10^6 mm3

c) 5.5 × 10^6 mm3

d) 6.4 × 10^6 mm3

33. What is the product of force and radius?

a) Twisting shear

b) Turning shear

c) Turning moment

d) Tilting moment

34. Determine section modulus for beam of 100mm diameter.

a) 785 × 10^3 mm3

b) 456 × 10^3 mm3

c) 87 × 10^3 mm3

d) 98 × 10^3 mm3

35.In flitched beams ______ remains same for both materials.


a) Stress
b) Strain
c) Section modulus
d) Young’s modulus

36. A continuous beam is one which is _______

a) Infinitely long
b) Supported at two points

c) Supported it more than two supports

d) Supported by a prop

37. The phenomenon under which the strain of material varies under constant stress is
known as ________

a) Creep

b) Hysteresis

c) Viscoelasticity

d) Strain hardening

38. Volumetric strain = 3× _____ strain.

a) Lateral

b) Linear

c) Composite

d) Yield

39. Determine the yield stress of a steel rod 20 mm diameter, if the yield load on the steel rod is 88kN.

a) 240.55 N/mm2

b) 280.25 N/mm2

c) 325 N/mm2

d) 290.45 N/mm2

40. What is the elongation percentage of a steel rod of 50 mm diameter if the total extension is is 54
mm and gauge length is 200 mm.

a) 27%

b) 23%

c) 43%

d) 35%
41. At ________ the shearing stress in a beam are maximum.

a) Extreme fibres

b) Modulus of section

c) Neutral axis

d) Along the cross-sectional area

42. Determine the shear stress at the level of neutral axis, if a beam has a triangle cross section having
base “b” and altitude “h”. Let the shear force be subjected is F.

a) 3F/8bh

b) 4F/3bh

c) 8F/3bh

d) 3F/6bh

43. The maximum shear stress is ______ times the average shear stress [For rectangular beams].

a) 2.5

b) 3

c) 1.2

d) 1.5

44. Shear stress in a beam is zero at ______

a) Neutral axis

b) Extreme fibres

c) Cross section

d) Junctions

45. Shear stress distribution over rectangular section will be _________

a) parabolic

b) elliptical

c) triangular

d) trapezoidal

You might also like