A. ultimate tensile stress
B. proof stress
C. stress at yield point
D. stress at elastic limit
E. tensile stress
Related Mcqs:
- In a prismatic member made of two materials so joined that they deform equally under axial stress, the unit stresses in two materials are ?
A. equal
B. proportional to their respective moduli of elasticity
C. inversely proportional to their moduli of elasticity
D. average of the sum of moduli of elas-ticity
E. none of the above - The value of modulus of elasticity for mild steel is of the order of________________?
A. 2.1xl05 kg/cm2
B. 2.1 X 106 kg/cm2
C. 2.1 x 107 kg/cm2
D. 0.1 xlO6 kg/cm2 (<?) 3.8 x 106 kg/cm2 - The materials having same elastic properties in all directions are called________________?
A. ideal materials
B. uniform materials
C. isotropic materials
D. paractical materials
E. elastic materials - True stress-strain curve for materials is plotted between__________________?
A. load/original cross-sectional area and change in length/original length
B. load/instantaneous cross-sectional area original area and log
C. load/instantaneous cross-sectional area and change in length/original length
D. load/instantaneous area and instantaneous area/original area
E. none of the above - The materials which exhibit the same elastic properties in all directions are called______________?
A. homogeneous
B. inelastic
C. isotropic
D. isentropic
E. visco-elastic. - Which of the following materials is most elastic_________________?
A. rubber
B. plastic
C. brass
D. steel
E. glass - The property of a material by virtue of which a body returns to its original, shape after removal of the load is called____________________?
A. plasticity
B. elasticity
C. ductility
D. malleability
E. resilience - The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is____________________?
A. same
B. twice
C. four times
D. eight times
E. half - The co-efficient of friction depends upon _________________?
A. nature of surfaces
B. area of contact
C. shape of the surfaces
D. ail of the above.
E. A. and B. above - The stress induced in a body due to suddenly applied load compared to when it is applied gradually is________________?
A. same
B. half
C. two times
D. four times
E. none of the above
