Steel Structures Quiz | Steel Structures Online Test for Practice

31. If t is the thickness of thinner plate jointed by intermittent weld, minimum spacing recommended in tension and compression joints are respectively

1. 20 t and 16 t
2. 12 t and 16 t
3. 16 t and 12 t
4. 16 t and 20 t

32. In a beam if the elements of cross sections buckle locally even before reaching yield stress, it belongs to

1. slender section
2. plastic section
3. compact section
4. semi-compact section

33. In a column splice, if ends are milled, the connection and splice plates may be designed for only..............percent of axial load.

1. 80
2. 50
3. 60
4. 70

34. In a compression member of a truss, consisting of double angle, tacking bolts should be provided at a distance not more than

1. 1200 mm
2. 600 mm
3. 800 mm
4. 1000 mm

35. In a plate girder of depth d, if one horizontal stiffener is to be provided, it should be at...............below compression flange.

1. 0.5 d
2. 0.2 d
3. 0.25 d
4. 0.3 d

36. In a plate girder, if two horizontal stiffeners are to be used they should be at depth...........from compression flange.

1. 0.4 d and 0.8 d
2. 0.2 d and 0.4 d
3. 0.2 d and 0.5 d
4. 0.33 d and 0.67 d

37. In a roof truss a member normally acting as tension member but occasionally subjected to compression due to wind load, slenderness ratio should not exceed

1. 450
2. 150
3. 250
4. 350

38. In A.C. sheet roofing side lap should be at least

1. more than 2 corrugations
2. 1 corrugation
3. 1.5 corrugation
4. 2 corrugation

39. In A.C. sheet roofing, if slope is less than 20°, end lap should be at least

1. 200 mm
2. 125 mm
3. 150 mm
4. 175 mm

40. In A.C. sheet roofing, if slope is more than 20°, end lap should be at least

1. 175 mm
2. 100 mm
3. 125 mm
4. 150 mm

41. In case of bolted lacing, the width of lacing bars shall be.............times the nominal diameter of the bolt.

1. 6
2. 2
3. 3
4. 4

42. In case of planed edges, minimum edge distance shall not be less than................times bolt hole diameter.

1. 2
2. 1.25
3. 1.5
4. 1.75

43. In designing connection between web plate and flange plate, shear stress is calculated using moment of inertia of

1. one flange plate only
2. web plate only
3. web plate and flange plates
4. half the web plate and a flange plate

44. In designing gantry girders impact factor for horizontal force along rails is taken as

1. 25%
2. 5%
3. 10%
4. 15%

45. In double angle tension member of a truss tacking bolts are provided at a distance not exceeding

1. 1200 mm
2. 600 mm
3. 800 mm
4. 1000 mm