A steel bar of 50 mm × 50 mm square cross-section is subjected to an axial compressive load of 200 kN. If the length of the bar is 2 m and E = 160 GPa, then the magnitude of deformation of the bar will be?
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- A hollow right circular cylinder is made if cast iron and has an outside diameter of 75 mm and an inside diameter of 60 mm. If the cylinder is loaded by an axial compressive force of 50 kN, determine the total shortening in a 600-mm length. Take the modulus of elasticity to be 100 GPa and neglect any possibility of lateral buckling of the cylinder.A beam of (15x15x60) cm is subjected to a three-point bending test (three-point bending-modulus of rupture test). If the load value at the moment of break is (1950 + 20) kgf, calculate the stress corresponding to the breaking moment. (First draw the moment diagram, then calculate the tensile stress at the greatest bending)A hollow cast-iron pole has an outside diameter of 450mm and an inside diameter of 350mm. It is subjected to a compressive force of 1000kN (weight included) throughout its length of 1.0m. The pole is braced to prevent bending and buckling. E = 100 GPa.1. If the allowable stress for the pole is 15MPa, is the pole safe if a 1000kN compressive force is applied to it? (Prove your answer)2. If the allowable contraction for the pole is 0.15mm, is the pole safe or not?
- A 3-m long steel plate having a cross-section of 25 mm x 300 mm is used as a hanger and subjected to a tensile load of 1070 kN. Poisson’s Ratio = 0.25 and E = 200 000 MPa. Compute the lateral strain. Express your answers in 6 decimal places.A cantilever beam with cross section shown below and span of 3 m is subjected to concentrated load (P) at the free end. If the maximum allowable tensile stress equals to 10 MPa what is the maximum value of the load P can be applied.1.A steel column supports an axial compressive load of 400 kn. Determine the inside diameter of the column if its outside diameter is 250mm and the allowable compressive stress is 68 MPa
- rectangular steel plate, 1·2 m long and 850 mm wide, is subject to a compressive load along its length. If the width of the plate increases by 0·09 mm under load, determine its change in length. Take Poisson’s ratio for the steel as 0·28A steel block is axially loaded with ? = 10 ?? as shown in the figure with length equal to 3? and crosssectional area equal to 1000 ??2 fits snugly between two rigid walls. Determine the change in length due to the applied load. Use ? = 0.30. (Answer in three decimal places and in mm)A 1.5m solid shaft with a diameter of 30mm is twisted to a 45MPa subjected stress. Assuming that the modulus of rigidity is 83Gpa, what is the total angular deformation?