Strength of Materials Questions

• A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pressure (p). The minimum tangential stress at the outer surface of the shell is
• The maximum bending moment for a simply supported beam with a gradually varying load from zero at both ends and w per metre at the centre, lies at the centre of a beam.
• Which of the following statement is correct?
• The rivets are used for __________ fastenings.
• In the below figure, curve C represents soft brass.
• The factor of safety is always more than unity.
• When a body is subjected to direct tensile stresses (σx and σy ) in two mutually perpendicular directions, accompanied by a simple shear stress τxy , then in Mohr's circle method, the circle radius is taken as
• The assumption, generally, made in the theory of simple bending is that
• The bending moment at the free end of a cantilever beam is
• For the two shafts connected in parallel and subjected to twisting moment, the angle of twist of each shaft will be same.
• In a leaf spring, the deflection at the centre is
• A spring used to absorb shocks and vibrations is
• A cantilever beam is one which is
• The hoop stress in a thick cylindrical shell is maximum at the inner radius.
• For a shaft, the shear stress at a point is __________ the distance from the axis of the shaft.
• In the below figure, stress is proportional to strain, for the portion
• Two closely-coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is double that of spring 'B'. The stiffness of spring 'A' will be __________ that of spring 'B'.
• When a body is subjected to two equal and opposite forces, acting tangentially across the resisting section, as a result of which the body tends to shear off across the section, the stress and strain induced is
• The state of stress at a point in a loaded member is shown in the below figure. The magnitude of maximum shear stress is
• Transverse fillet welds are designed for