Top 1000+ Solved Strength of Materials MCQ Questions Answer
Q. According to Euler's column theory, the crippling load for a column of length (l) fixed at both ends is
a. equal to
b. two times
c. four times
d. eight times
Q. A continuous beam is one which is
a. fixed at both ends
b. fixed at one end and free at the other end
c. supported on more than two supports
d. extending beyond the supports
Q. In order to prevent crushing of masonry at the base of the dam, the maximum stress should be
a. equal to
b. less than
Q. The bending moment at a section tends to bend or deflect the beam and the internal stresses resist its bending. The resistance offered by the internal stresses, to the bending, is called
a. compressive stress
b. shear stress
c. bending stress
d. elastic modulus
Q. The resultant stress on an inclined plane which is inclined at an angle ? to the normal cross-section of a body which is subjected to a direct tensile stress (?) in one plane, is
a. ? sin ?
b. ? cos ?
c. ? sin2 ?
d. ? cos2 ?
Q. In compression test, the fracture in cast iron specimen would occur along
a. the axis of load
b. an oblique plane
c. at right angles to the axis of specimen
d. would not occur
Q. In a riveted joint, when the number of rivets decreases from the inner most row to outer most row, the joint is said to be
a. chain riveted
b. zig-zag riveted
c. diamond riveted
d. none of these
Q. In spring balances, the spring is used
a. to apply forces
b. to measure forces
c. to absorb shocks
d. to store strain energy
Q. When the shear force diagram is a parabolic curve between two points, it indicates that there is a
a. point load at the two points
b. no loading between the two points
c. uniformly distributed load between the two points
d. uniformly varying load between the two points
Q. The point of contraflexure is a point where
a. shear force changes sign
b. bending moment changes sign
c. shear force is maximum
d. bending moment is maximum
Q. In the Euler's formula, the value of C for a column with both ends fixed is 4.
a. Agree
b. Disagree