A bolt is made to pass through a tube and both of them are tightly fitted with the help of washers and nuts. If the nut is tightened, then

Related MCQs

• A rod is enclosed centrally in a tube and the assembly is lightened by rigid washers. If the assembly is subjected to a compressive load, then
• A steel tube (E = 200 GPa) has an internal diameter of 40 mm thickness 10 mm and a length of 2 m. If it is subjected to an axial pull of 80 kN, the stress in the tube will be __ _MPa.
• A steel tube (E= 200Gpa) has an internal diameter of 40 mm, thickness 10 mm and a length of 2 m. If it is subjected to an axial pull of 80 kN, the change in length of the tube will be __ _mm.
• The ratio of central deflection in a beam freely supported at both ends to that when the beam is fixed at both ends and subjected to a central load W in both the cases would be
• A bolt of nominal diameter 33 mm having a safe tensile stress of 100 N/mm2 can safely carry a load of
• A mild steel bolt of net cross-sectional area 8.4 sq. cm, diameter 37 will be safe to take a tensile load of about
• A brittle steel rod is heated to 160?C and then suddenly clamped at both ends. It is then allowed to cool and breaks at a temperature of 85?C. If E = 200 GN/m2 and ? = 12 x 10-5 / ?C, the breaking stress of steel is
• A solid circular shaft and a thin walled circular tube made of the same material and having the same weight are stressed in torsion to the same maximum shear stress. The ratio of the amounts of strain energy stored in the two shafts would be
• If percentage reduction in area of a certain specimen made of material 'A' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material 'B' is 40%, then
• If percentage elongation of a certain specimen made of a material 'A' under tensile test is 30% and the percentage elongation of a specimen with same dimensions made of another material 'B' is 40%, then material 'B' is more ductile than material 'A'.