For a steel member of slenderness ratio 350, the allowable stress is 76 kg/cm2 i

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Question
For a steel member of slenderness ratio 350, the allowable stress is 76 kg/cm² if it is
Options
A. HTW grade of thickness exceeding 32 mm
B. HT grade of thickness exceeding 45 mm
C. HT grade of thickness not exceeding 45 mm
D. All the above.

Correct Answer

All the above.

Steel Structure Design problems

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3. In double lacing, the thickness t of flat lacing is
Options
A. t < 1/40 th length between inner end rivets
B. t < 1/50 th length between inner end rivets
C. t < 1/60 th length between inner end rivets
D. t < 1/70 th length between inner end rivets
E. none of these.

4. If d is the clear depth of a plate girder, t is the minimum required thickness of the web, C is the maximum clear distance between vertical stiffeners, the moment of inertia of a pair of stiffeners about the centre line of the web, is
Options
A.
B.
C.
D.

6. To keep the intensity of bearing pressure between the column base and concrete, compressive throughout the length of the column base, the ratio of the moment M to axial load P should be
Options
A.
B.
C.
D.
E.

7. The permissible stress to which a structural member can be subjected to, is known as
Options
A. bearing stress
B. working stress
C. tensile stress
D. compressive stress
E. all the above.

8. Diameter of a rivet hole is made larger than the diameter of the rivet by
Options
A. 1.0 mm for rivet diameter upto 12 mm
B. 1.5 mm for rivet diameter exceeding 25 mm
C. 2.0 mm for rivet diameter over 25 mm
D. none of these.

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