The elongation of a conical bar under its own weight is

Related MCQs

• The elongation of a conical bar under its own weight is equal to
• The elongation of a conical bar under its own weight is equal to
• The deformation of a steel bar under its own weight as compared to the deformation caused by a direct load equal to the weight of the shaft will be
• 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'.
• Total elongation produced in a bar due to its self weight is given by……….. Where ρ is the density of material in kg/m3
• A stepped bar of steel consists of a pmormtion with cross section area 500 mm2 connected to a portion with cross section area 1000 2. Each portion has a length of 1 m. The modulus of elasticity of steel is 200 GPa. The maximum elongation of the bar by applying an axial tensile force at the ends without exceeding a stress of 100 MPa is    mm.
• If all the dimensions of a prismatic bar are doubled, then the maximum stress produced in it under its own weight will
• The deformation of a bar under its own weight is
• A steel wire is hang vertically under its own weight. What is the greatest length it can have if the allowable tensile stress is 2000 kg/cm2 and specific weight of steel is 8000 kg/cm
• A steel bar 2 m long, 20 mm wide and 10 mm thick is subjected to a pull of 2 kN. If the same bar is subjected to a push of 2 kN, the Poission's ratio of the bar in tension will be