Top 1000+ Solved Strength of Materials MCQ Questions Answer
Q. When a closely-coiled helical spring is subjected to an axial load, it is said to be under
a. bending
b. shear
c. torsion
d. crushing
Q. The assumption made in the theory of the reinforced cement concrete beam is that
a. all the tensile stresses are taken up by the steel reinforcement only
b. there is a sufficient bond between steel and concrete
c. the steel and concrete are stressed within its elastic limit
d. all of the above
Q. When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as
a. Young's modulus
b. modulus of rigidity
c. bulk modulus
d. Poisson's ratio
Q. The shear force diagram of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length will be
a. a right angled triangle
b. an issoscles triabgle
c. an equilateral triangle
d. a rectangle
Q. When a cantilever beam is loaded with concentrated loads, the bending moment diagram will be a
a. horizontal straight line
b. vertical straight line
c. inclined straight line
d. parabolic curve
Q. Which of the following statement is wrong?
a. The deformation of the bar per unit length in the direction of the force is called linear strain.
b. The Poisson's ratio is the ratio of lateral strain to the linear strain.
c. The ratio of change in volume to the original volume is called volumetric strain.
d. The bulk modulus is the ratio of linear stress to the linear strain.
Q. Strain energy is the
a. energy stored in a body when strained within elastic limits
b. energy stored in a body when strained upto the breaking of a specimen
c. maximum strain energy which can be stored in a body
d. proof resilience per unit volume of a material
Q. Shear modulus is the ratio of
a. linear stress to linear strain
b. linear stress to lateral strain
c. volumetric strain to linear strain
d. shear stress to shear strain