Concept explainers
A surveyor’s steel tape is exactly
Learn your wayIncludes step-by-step video
Chapter 11 Solutions
Applied Statics and Strength of Materials (6th Edition)
Additional Engineering Textbook Solutions
Thinking Like an Engineer: An Active Learning Approach (3rd Edition)
Engineering Mechanics: Statics & Dynamics (14th Edition)
Automotive Technology: Principles, Diagnosis, And Service (6th Edition) (halderman Automotive Series)
Automotive Technology: Principles, Diagnosis, and Service (5th Edition)
Engineering Mechanics: Statics
Applied Fluid Mechanics (7th Edition)
- I want to know how much heat the tube lost due to the material it is made of aluminum or steel. Even if it is a small difference in temperature. I want to know which material Conduct Heat the Best through this problem. material: Aluminum, steel ( the dimensions are the same for both) temperature touching cylinder: 65 Celcius temeprature inside cylinder 64.5 celsius room temperature 24 celcius Tube measurements outer radius r1 r1 = 4 in inner radius r2 r2 = 3 in outer circumference C1 C1 = 25.132741228718 in inner circumference C2 C2 = 18.849555921539 in height h = 8 in wall thickness t = 1 inarrow_forwardFrom the figure shown, Material 1 (brown) is enclosed inside Material 2 (grey). If there would be a load directly applied on material 2, what should be the minimum inside diameter of material 2, so that there is no contact pressure between the material 1 and material 2? Force P = 357.5 kN Diameter of Material 1 = 88.75 mm Poisson's Ratio = 0.355 Modulus of Elasticity of Mat. 1 88.56 x 10 9 N/m^2 Note: Final answer in 4 decimal places.arrow_forwardA rod with cross-sectional area of 100mm2 is stretched between two fixed points such that the initial tensile load is 10kN. The rod has a modulus of elasticity equal to 180 GPa and a coefficient of linear expansion of 0.00001m/m-C. The initial tension is designed such that the rod will have zero stress when there is a certain change n temperature of the rod environment. What is the temperature (in C, 2 decimal places)?arrow_forward
- A bar of 50 mm diameter is subjected to a axial Pull of 65 kN. The measured extension on gauge length of 170 mm is 0.25 mm and change in diameter is 0.003 mm. Calculate: (i) Young’s Modulus, (ii) Poisson’s ratio (iii) Shear Modulus. and (iv) Bulk Modulus (i) The Young's modulus is (N/mm2) = _________________ (ii) Poisson's ratio = ___________________ (iii) The shear modulus is (unit in N/mm2) = ________________ (iv) The Bulk modulus is (unit in N/mm2) = ________________arrow_forwardA thermometer reads 90C initially and is placed in a room of temperature 21C. After 2 minutes, the thermometer reads 60C. Determine when will the thermometer reads the room temperature.arrow_forwardA bar of dimension 120 mm x 50 mm x 40 mm, is subjected to an axial pull of 50 kN. The measured extension is 0.25 mm and change in depth is 0.0036 mm. Calculate: (i) Young’s Modulus, (ii) Poisson’s ratio (iii) Shear Modulus. and (iv) Bulk Modulus (i) The Young's modulus is (N/mm2) = _________________ (ii) Poisson's ratio = ___________________ (iii) The shear modulus is (unit in N/mm2) = ________________ (iv) The Bulk modulus is (unit in N/mm2) =arrow_forward
- A square bar subjected to a tensile load of 100KN having a gauge length of 200mm, extends to a length of 0.19mm. Given the tensile strength as 200 MPa, determine, (i) Side of the bar (express in mm) (ii) Final length (express in mm) (ii) Modulus of elasticity (express in GPa)arrow_forwardshows two tubes, one of copper and another of steel of equal length and rigidly connected at their ends so that under all conditions they are of equal length. The copper tube has internal and external diameters of 100 mm and 125 mm respectively whilst the internal and external diameters of the steel tube are 75 mm and 100 mm respectively. If the original length of the tubes was 375 mm, for a temperature rise of 22o C calculate: 1 The stress set up in each tube; 2 The final length of the tubes. Assume: α copper = 18,7 x 10-6/ 0 C; E copper = 82 GPa α steel = 12,6 x 10-6/ 0 C; E steel = 207 GPaarrow_forwardThree parallel springs have stiffness constant of 100 N/m each. Determine the spring stiffness equivalent of the springs. 300 N/m 0.01 N/m 100 N/m 33.3 N/marrow_forward
- a) If a pipe with an inner diameter of 36 mm is subjected to an axial load of 5.20 x 105 N and the maximum allowable stress in the pipe is 7.5 x 109 N/m2 , calculate the minimum wall thickness required for the pipe. Give your answer in millimetres (mm) to 2 decimal places. b)A wire with a Young’s Modulus, E, of 8.5 x 106 N/m2 and an original length of 1.5 m is under tension. If the wire length extension is 2.5 mm, calculate the stress in the wire. Give your answer in N/m2 to 2 decimal places.arrow_forwardAt a temperature of 60°F, a 0.03-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v = 0.32; α=α=12.5 x 10-6/°F] bar with a width of 3.0 in. and a thickness of 0.70 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; α=α=9.6 x 10-6/°F] bar with a width of 1.9 in. and a thickness of 0.70 in. The supports at A and C are rigid. Assume h1=3.0 in., h2=1.9 in., L1=27 in., L2=47 in., and Δ=Δ= 0.03 in. Determine(a) the lowest temperature at which the two bars contact each other.(b) the normal stress in the two bars at a temperature of 260°F.(c) the normal strain in the two bars at 260°F.(d) the change in width of the aluminum bar at a temperature of 260°F.arrow_forwardAt a temperature of 60°F, a 0.03-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v = 0.32; α=α=12.5 x 10-6/°F] bar with a width of 3.0 in. and a thickness of 0.70 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; α=α=9.6 x 10-6/°F] bar with a width of 1.9 in. and a thickness of 0.70 in. The supports at A and C are rigid. Assume h1=3.0 in., h2=1.9 in., L1=27 in., L2=47 in., and Δ=Δ= 0.03 in. Determine:arrow_forward
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY