Steel Structures MCQ Quiz - Multiple Choice Questions & Answers Page 4

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

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

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

1. plastic section
2. compact section
3. semi-compact section
4. slender 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. 50
2. 60
3. 70
4. 80

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

1. 600 mm
2. 800 mm
3. 1000 mm
4. 1200 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. 0.2 d
2. 0.25 d
3. 0.3 d
4. 0.5 d

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

1. 0.2 d and 0.4 d
2. 0.2 d and 0.5 d
3. 0.33 d and 0.67 d
4. 0.4 d and 0.8 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. 150
2. 250
3. 350
4. 450

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

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

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

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

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

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