431. If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch of rivets is
0.2
0.3
0.5
0.6
✅ The correct answer is option C.
Strength of Materials MCQs
432. When a rectangular beam is loaded transversely, the maximum compressive stress is developed on the
top layer
bottom layer
neutral axis
every cross-section
✅ The correct answer is option B.
433. A masonry dam may fail due to
tension in the masonry of the dam and its base
overturning of the dam
crushing of masonry at the base of the dam
any one of the above
✅ The correct answer is option D.
434. The stress induced in a body, when suddenly loaded, is __________ the stress induced when the same load is applied gradually.
equal to
one-half
twice
four times
✅ The correct answer is option C.
435. When shear force at a point is zero, then bending moment is __________ at that point.
zero
minimum
maximum
infinity
✅ The correct answer is option C.
436. The bending moment at a point on a beam is the algebraic __________ of all the moments on either side of the point.
sum
difference
✅ The correct answer is option A.
437. The maximum bending moment for the beam shown in the below figure, lies at a distance of __________ from the end B.
l/2
l/3
✅ The correct answer is option D.
438. Whenever a material is loaded within elastic limit, stress is __________ strain.
equal to
directly proportional to
inversely proportional to
✅ The correct answer is option B.
439. Strain rosettes are used to
measure shear strain
measure linear strain
measure volumetric strain
relieve strain
✅ The correct answer is option B.
440. The deformation per unit length is called
tensile stress
compressive stress
shear stress
strain
✅ The correct answer is option D.