Civil Engineering - Steel Structure Design

Exercise :: Steel Structure Design - Section 5
1.
In a grillage footing, the maximum shear force occurs at the

A.
edge of grillage beam B.
edge of base plate C.
centre of grillage beam D.
centre of base plate.

Answer: Option B

Explanation:

2.
If d is the diameter of column, D is the side of square base, W is total axial load and p is the allowable bending stress, the thickness (t ) of the base plate, is

Answer: Option C

Explanation:

3.
Modified moment of inertia of sections with a single web, is equal to moment of inertia of the section about Y-Y axis at the point of maximum bending moment and is multiplied by the ratio of

A.
area of compression flange at the minimum bending moment to the corresponding area at the point of maximum bending moment B.
area of tension flange at the minimum bending moment of the corresponding area at the point of maximum bending moment C.
total area of flanges at the maximum bending moment to the corresponding area at the point of maximum bending moment D.
none of these.

Answer: Option C

Explanation:

4.
Rivets subjected to shear and an externally applied tensile force, should be so proportioned that

Answer: Option D

Explanation:

5.
According to IS: 800-1962, the coefficient of expansion of steel per degree centigrade per unit length, is taken as

A.
0.000008 B.
0.000010 C.
0.000012 D.
0.000014 E.
0.000016

Answer: Option C

Explanation: