The method of increasing fatigue resistance by over-stressing the metal by successively increasing loading is known as
A.Coaxing
B.Relaxing
C.Compounding
D.Bauschinger effect
E.None of the above
Category: Strength Of Materials Mcqs
In laminated spring the strips are provided in different lengths for
A.Material economy
B.Reducing the weight
C.Improved sppearance
D.Space consideration of the utility stage
E.Equal distribution of stress
The numerical values of Young’s modulus of clasticity in ascending order for Aluminium, Bronze, Brass, Inconel and Muntz metal are given by
A.Muntz metal, Brass, Aluminium, Bronze, Inconel
B.Muntz metal, Aluminium, Bronze, Brass, Inconel
C.Inconel, Muntz metal, Aluminium, Bronze, Brass
D.Aluminium, Bronze, Muntz metal, Inconel, Brass
E.Aluminium, Bronze, Brass, Muntz metal, Inconel.
Within elastic limits the greatest amount of strain energy per unit volume that a material can absorb is known as
A.Shock proof energy
B.Proof resilience
C.Resilience
D.Impact energy limit
E.Strain hardening
The bending moment diagram for a cantilever beam subjected to bending moment at the end of the beam would be
A.Rectangle
B.Triangle
C.Parabola
D.Cubic parabola
E.None of the above
The damping capacity of a material is its capacity to
A.Withstand shear stress
B.Neutralise torsional stress
C.Absorb noise
D.Absorb shocks and vibrations
E.Provide rigid joints
When a beam having square cross-section is loaded longitudinally, the shear stress develops
A.One middle fibres in horizontal plane
B.On top fibre in horizontal plane
C.On middle fibre in vertical plane
D.Along the diagonal
E.Equally on each fibre along horizontal plane
