For beam of length L fixed at two ends A and B and loaded W at the centre C the maximum bending moment will
A.Occur at A
B.Occur at B
C.Occur at C
D.(A) and (B) above
E.(A) (B) and (C) above
Category: Strength Of Materials Mcqs
A tower subjected to load W has self-weight 2W. It is to be designed for constant compressive stress at all sections. The cross-section of the tower should have
A.Tapering section
B.Circular section
C.Parabolic section
D.Hyperbolic section
E.None of the above
Secondary stresses may be set up in a frame due to any of the following reasons EXCEPT
A.rigidity of the members
B.ecentricity of connections
C.self-weight of the members
D.members not being straight
The light gauge steel structural members are usually
A.hot rolled
B.cold rolled
C.casted
D.riveted
When a strip made of iron and copper is heated
A.it does not bend
B.it gets twisted
C.it bends with iron on concave side
D.it bends with iron on convex side
Identify the incorrect statement about true stress-strain method
A.There is no such phenomenon like true stress or true strain
B.True stress is load per unit area (actual) and sunilarly true strain is determined under actual conditions
C.This method can be used for compression tests as well
D.It is more sensitive to changes in mechanical conditions
E.It is more sensitive to changes in metallurgical conditions
If a column fails due to buckling, it is likely to be a
A.Long column
B.Short column
C.Strut
D.Reinforced column
E.None of the above
The maximum strains at the end of plastic range of structural steel is about
A.0.11 percent
B.1.5 percent
C.11 percent
D.15 percent
The average values of modulus of rigidity for Aluminium. Brass Copper, Nickel and Steel in desceading order are given by
A.Aluminium, Brass, Copper, Nickel, Steel
B.Aluminium, Copper, Nickel, Brass, Steel
C.Aluminium, Nickle, Steel, Brass, Copper
D.Brass, Copper, Aluminium, Nickel, Steel
E.Steel, Nickle, Copper, Brass, Aluminium
