Top 1000+ Solved Strength of Materials MCQ Questions Answer
Q. The strength of a riveted plate in tearing should be based on
a. the rivet diameter
b. the rivet hole diameter
c. the average of (A) and (B) above
d. the average of (A) and (B) above plus 2 mm.
e. None of the above
Q. The Erichsen cupping number of a sheet metal indicates its
a. Surface roughness
b. Drawing quality
c. Hardness
d. Ductility
e. Toughness
Q. The limiting value of span to depth ratio will be least in case of
a. simply supported slabs spanning in one direction
b. simply supported slabs spanning in two directions
c. continuous salb spanning in one direction
d. cantilever slabs
e. None of the above
Q. The allowable stresses for the design of steel chimney depend upon the ratio of
a. area of cylindrical portion of the area flared portion
b. volume of cylindrical portion to the volume of flared portion
c. weight of cylindrical portion to the weight of the flared portion
d. effective height to the radius of gyration
e. None of the above
Q. When a beam having square cross-section is loaded longitudinally, the shear stress develops
a. On middle fibre in vertical plane
b. On top fibre in horizontal plane
c. Equally on each fibre along horizontal plane
d. Along the diagonal
e. One middle fibres in horizontal plane
Q. A bolt of nominal diameter 33 mm having a safe tensile stress of 100 N/mm2 can safely carry a load of
a. 260 kN
b. 100 kN
c. 150 kN
d. 160 kN
e. 60 kN
Q. A masonry dam is liable to fail
a. By sliding on the soil on which it rests
b. Over overturning
c. Due to tensile stress developed
d. Due to excessive compressive stresses
e. Any of the above
Q. The modulus of resilience in tension is nearly
a. 65 kJ/m3
b. 130 kJ/m3
c. 210 kJ/m3
d. 260 kJ/m3
e. None of the above
Q. The shape of the Kem area for a rectangular section is
a. Rhombus
b. Rectangle
c. Square
d. Parallelogram
e. Circle
Q. For any shaft the number of critical speed is
a. infinite
b. depends on size and load
c. 2
d. 1
e. depends on external load and moment of inertia
Q. The ratio of Bulk modulus to shear modulus for Poisson's ratio of 0.25 will be
a. 5?3
b. 3?2
c. 2?3
d. 5?6
e. 1
Q. In case of a hinged support, the reaction
a. Acts perpendicular to the beam
b. In a direction which depends on the loads
c. Acts in a direction opposite to the resultant shear force at the support
d. Acts perpendicular to the surface of hinge
e. Acts along the axis of beam