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Strength Of Materials

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25 mm diameter bar when subjected to a force of 40 kN has an extension of 0.08 mm on a gauge length of 200 mm. If the diametrical reduction is 0.003 mm, find the values of E, G, K, Poisson's ratio.
strength of materials updated 3.0 years ago by Chandan15 • 300
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A bar of steel is (60 mm x 60 mm) in section and 18mm along. It is subjected to a tensile load of 320 kN along the longitudinal axis and tensile loads of 760 kN and 600 kN on the lateral faces.
strength of materials updated 5.4 years ago by sanketshingote • 100
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A steel rod of 30mm dia and 5m long is connected to two grips and the rod is maintained at 95deg C.Determine the stresses and pull exerted when temperature falls to 30 deg C.
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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Fig shows a vertical stepped post A, B and C whose upper and lower post are of dia 30mm and 50mm respectively. A vertical load W1 = 12KN is applied at top post and additional load W2 is
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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Draw the stress-strain curve for ductile and brittle material also. Explain factor of safety with the help of stress-strain diagram of both
strength of materials updated 5.4 years ago by sanketshingote • 100
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Derive the relationship between the Elastic constants, i. e. E, K and G.
strength of materials updated 2.4 years ago by sagarkolekar ★ 11k
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A steel bolt of 20mm diameter passes centrally through a copper tube of internal diameter 25mm and thickness 10mm. The tube is 600mm long and is closed by rigid washers of negligible thickness
strength of materials updated 3.1 years ago by sagarkolekar ★ 11k
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A hollow circular column of length 6m, external diameter 200mm and internal diameter 160mm is fixed at one end and hinged at the other end.
strength of materials updated 2.9 years ago by Chandan15 • 300
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A bar of 16mm diameter is subjected to a pull of 30kN.The measured extension on gauge length of 80mm is 0.06mm and change in diameter is 0.0036mm. Calculate Poisson's ratio , Yo modulus and bulk modul
strength of materials updated 2.6 years ago by drumilkapatel1528 • 30
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Distinguish between Force and Stress
strength of materials updated 3.0 years ago by teamques10 ★ 69k
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Derive the Flexural Formula (Bending Equation).
strength of materials updated 5.4 years ago by sanketshingote • 100
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Determine the diameter of a solid shaft, which will transmit 300 kW at 250 rpm and the working conditions to be satisfied are:
strength of materials updated 5.4 years ago by sanketshingote • 100
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Calculate Poisson's ratio and modulus of elasticity
strength of materials updated 3.1 years ago by yashbeer ★ 11k
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Derive the formula for shear stress in the beam.
strength of materials updated 5.4 years ago by sanketshingote • 100
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A cantilever is 2 m long and is subjected to udl of 2 kN/m. The cross section of cantilever is tee section with flange 80 mm x 10 mm and web of 10 mm x 120 mm such that its total depth is 130 mm.
strength of materials updated 2.9 years ago by yashbeer ★ 11k
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Define point of contra-flexure of a loaded beam with sketch.
strength of materials updated 2.8 years ago by pedsangini276 • 4.8k
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Problem on Torsion for finding internal and external diameter of shaft.
strength of materials updated 5.4 years ago by sanketshingote • 100
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A bar of 20mm dia is subjected to a pull of 45kN.The measured extension on gauge length of 200mm is 0.05mm and change in dia is 0.0025mm.Calcuate the poisson's ratio and value of modulus of rigidity.
strength of materials updated 3.0 years ago by pedsangini276 • 4.8k
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A cross section of simply supported beam of span 5m is symmetrical I section having width of flange 120mm , overall depth is 220 mm and uniform thickness 10mm.
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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A cantilever is 2m long and is subjected to a UDL of 2kN/m. The cross section of cantilever is T section with flange 80mm X 10mm and web of 10mm X 120mm such that its total depth is 130mm.
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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A rectangular beam section 300mm wide and 500mm deep is simply supported over a span of 4m.It carries full span UDL of 10 KN/m.Find max. bending stress induced in the section and draw the distribution
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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Find maximum bending stress produced in beam of rectangular cross section 50mm x 150mm, when bending moment of 600 Nm is applied at x-x axis.
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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Fig shows a steel wire and copper wire each of length (L) and carrying axial load (P). For the same diameter of the wire.
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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a)A shaft is to transmit 50 KW at 120 rpm.Calculate the diameter of the shaft. If the twist of the shaft per meter length is not to exceed 0.50 & max shear stress is not to exceed 230Mpa.Take G=80Mpa
strength of materials updated 5.4 years ago by teamques10 ★ 69k
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A steel bar 2 m long, 40mm wide and 20mm thick is subjected to an axial pull of 160 KN in the direction of its length
strength of materials updated 2.1 years ago by shrutikumbhar257 • 10
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