A 100m steel tape is used to measure the distance of the line and found to be 1529.28m long. During measurement, the tape is supported at the ends under a pull of 10kg and the observed mean temperature is 31°c. The tape is of standard length at 20°C and a tension of 12kg. The cross sectional area of the tape is 0.035cm?. The coefficient of linear expansion is 0.0000116/°C and the modulus of elasticity of steel is 2.0x106 kg/cm?. The tape weighs 1.5kg. Determine the following: Total correction due to pull/tension Total correction due to sag Correct length of the line

A 100m steel tape is used to measure the distance of the line and found to be 1529.28m long. During measurement, the tape is supported at the ends under a pull of 10kg and the observed mean temperature is 31°c. The tape is of standard length at 20°C and a tension of 12kg. The cross sectional area of the tape is 0.035cm?. The coefficient of linear expansion is 0.0000116/°C and the modulus of elasticity of steel is 2.0x106 kg/cm?. The tape weighs 1.5kg. Determine the following: Total correction due to pull/tension Total correction due to sag Correct length of the line

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A cylindrical specimen of brass that has a diameter of 20 mm, a tensile modulus of 110 GPa, and a Poisson's ratio of 0.35 is pulled in tension with force of 40,000 N. If the deformation is totally elastic, what is the strain experienced by the specimen? O 0.00463 O 0.00116 O 0.0029 O 0.01350
A beam is constructed of two angle sections, each L5 x 3 x 1/2, which reinforce a 2 x 8 (actual dimensions) wood plank (see the cross section shown in the figure). The modulus of elasticity for the wood is E, = 1.2 x 10° psi and for steel is E, = 30 x 10° psi. Assume that the component parts of the beams are securely bonded by adhesives or connected by fasteners. Also, use the transformed-section method in the solutions. 2 x 8 wood plank 5 in 3 in. Steel angles Find the allowable bending moment Mallow for the beam if the allowable stress in the wood is Ow = 1300 psi and in the steel is o = 10,500 psi. Dimensions and properties of the angles: I, = 9.43 in.*, d = 1.74 in. and A, = 3.75 in." (Note: Disregard the weight of the beam). Round your answer to one decimal place. Mallow = k. in.
A cylindrical bar of steel 9.9 mm (0.3898 in.) in diameter is to be deformed elastically by application of a force along the bar axis. Determine the force that will produce an elastic reduction of 3.0×10-3 mm (1.181 ×10-4 in.) in the diameter. For steel, values for the elastic modulus (E) and Poisson's ratio (v) are, respectively, 207 GPa and 0.30. i N
what is the design strength? steel material The size of the hole = 22mm sectional area = 1650mm^2
Getting measurements from Figure , determine approximate values of the following items for steel with different carbon contents. Use one system of units only as specified by the instructor.a. Yield stressb. Ultimate strengthc. Strain at failured. Effect on modulus of elasticitye. Approximate toughness. Curves may be approximated with a series of straight lines.f. Comment on the effect of increasing carbon content on items a through e above.
If a steel column with cross-sectional area A = 1000 mm2, modulus of elasticity E 200 MPa and length of 10 m is subjected to 2 kN axial tension, compute for its axial deformation O + 100 mm O +0.1 mm O 100 mm O-1.0 m
STRENGTH OF MATERIALS\ What will be the elongation of a steel bar 40mm x 40mm square section when it is subjected to an axial tensile load of 200kN, Length is 2m and modulus of elasticity E=200GPa.
Actual weight of steel bars = 2.340 kg/m, Standard weight of steel bars (20mm )= 2.470 kg/m, Load at yield point = 13100 kgf ,Load at breaking point = 14500 kgf, Maximum load = 18200 kgf, Unit weight of steel = 0.2834 lb/in^3. What is the cross-sectional area in ft^2, Yield strength, ultimate strength and breaking strength in psf?
A cylindrical aluminum alloy rod with a 0.5 in. diameter is subjected to tension. Determine the magnitude of the load required to produce a 10-4 in. change in diameter if the deformation is entirely elastic. Assume a Young’s modulus of 11 * 106 psi and a Poisson’s ratio of 0.33.
Determine the plastic section modulus Zx and elastic section modulus Sx
A composite section consisting of steel and wood such as depicted. The cross section receives a bending moment M of 850 lb-ft. It is known that the modulus of elasticity of steel is 29000 ksi, while The modulus of elasticity of wood is 1600 ksi. Determine the maximum stress that occurs in each steel and wood parts
Determine modulus of elasticity