A 1-m long steel bar (E = 200 GPa) of 10 x10 mm dimension fixed at one end and free at the other end is heated to 90°C from initially 30°C. What is the normal stress, in MPa, induced in the system due to change in temperature? Use a = 12 x 10-6 per °C. Encode you answer in whole number. Round your answer to 0 decimal places.

A 1-m long steel bar (E = 200 GPa) of 10 x10 mm dimension fixed at one end and free at the other end is heated to 90°C from initially 30°C. What is the normal stress, in MPa, induced in the system due to change in temperature? Use a = 12 x 10-6 per °C. Encode you answer in whole number. Round your answer to 0 decimal places.

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter7: Length And Length-related Variables In Engineering

Section: Chapter Questions

Problem 43P: A 10 cm long rectangular bar (when subjected to a tensile load) deforms by 0.1 mm. Calculate the...

See similar textbooks

Similar questions

SOM 4. Show your complete solution. ( I know the answers but I need the detailed solution) Given answers: Stress in AB = 4294.286 psi Stress in EF = 6299.130 psi Axial Strain of CD = 1.481 x 10^-4 in/in
Hi, I need help with this question please. Thank you. A cantilever thin-walled cylindrical tube of inner diameter ? = 30cm and thickness ? = 1cm is subjected to a torque T and internal pressure p as shown below. The free end of the tube is closed. Strain gauges A and B mounted on the surface of the cylinder give readings ?? = 7.5 × 10^−6 and ?b = 19.7x10^−6, respectively. The bar is made of steel having Young's modulus E=200 GPa and Poisson's ration ? = 0.3. a) Determine the torque, T, and internal pressure, p. b) Determine the absolute maximum shear strain ???? at point C.
The Bulk Modulus of Elasticity of water us approximately 300 000 psi. If the temperature is 60°F, determine the pressure that should be applied so that the ratio of the change of volume with its initial is 2.5%. Use ?? = − dP/ dV/ V and 2 decimal places.
The stress distribution on a structure is given by s=2x^(2)+4x-30 where s is stress in pounds per square inch and x is the distance in feet from a reference point. At what distance is the stress equal to 0 ?
A steel tape is 100 m long at a temperature of 20°C and a pull of 10 kg. It was used to measure a distance of 624.95 m at a temperature of 32°C with an applied pull of 15 kg during measurement with the tape supported at both ends. Coefficient of thermal expansion is 0.0000116/°C and a modulus of elasticity of 2x106kg/cm2. Weight of tape is 0.04 kg/m and a cross sectional area of 0.06 cm2. a) Compute the sag correction. b) Compute the total correction for tension, sag and temperature.c) Compute the corrected length of the line by applying the combined corrections for tension, sag and temperature
The band in the figure below is stainless steel (coefficient of linear expansion = 17.3 ✕ 10−6°C−1; Young's modulus = 18 ✕ 1010 N/m2). It is essentially circular with an initial mean radius of 5.4 mm, a height of 4.4 mm, and a thickness of 0.51 mm. If the band just fits snugly over the tooth when heated to a temperature of 81°C, what is the tension in the band when it cools to a temperature of 37°C?
In the figure, x=25cm initially. If the pressure at m is increase by 35 KPa while maintaining the pressure at n constant. Calculate the new value of x. Please provide explanation in every solution. Please be clear with your answer. Thank you.
A line was found to be 2865.35 m long when measured with a 30-m tape under a steady pull of 6.5 kg at a mean temperature of 30°C. Determine the correct length of the line if the tape used is of standard length at 20°C under a pull of 5.5 kg. Assume the cross-sectional area of tape to be 0.025 cm2 , coefficient of thermal expansion to be 0.0000116/1°C and the modulus of elasticity of steel is 2.0 x 106 kg/cm2..
The figure above is a skycam which is supported by 2 wires (assume that no wires holding at the top of this device). Assume that the wires are 0.05 inches diameter. If the skycam weighs 94 lbs, then the tensile stresses of wire 1 and wire 2 are Blank 1 ksi and Blank 2 ksi respectively.
A plastic cube with a 100 mm * 100 mm * 100 mm. is placed in a pressurechamber and subjected to a pressure of 100 MPa. If the modulus of elasticityis 7 GPa and Poisson’s ratio is 0.39, what will be the decrease in each side ofthe block, assuming that the material remains within the linear elastic region?What will be the decrease in the volume of the cube?
At the limit of proportionality, a bar 30 mm wide (w) and 12 mm thick (t) elongates 2.0 mm under an axial load of 41.5 kN. The bar is 1.5 m long. If the Poisson's coefficient of the material is 0.33, determine: (a) the modulus of elasticity. E = ? (b) the variation in width. dw = ? (c) variation in thickness. dt = ?
1. If K = 2.2 GPa is the bulk modulus of elasticity for water, what pressure is required to reduce a volume by 0.6 percent? 2. A liquid is compressed. The change in pressure is 1000 psi. The change in density is 0.02%. What is the bulk modulus in psi? 3. The temperature of liquid water decreases from 80°C to 20°C. The percent change in absolute viscosity is ?