Engineering, 26.12.2019 19:31 Anaaguayo7406
To use hooke’s law to determine the value of an axial load applied to a rectangular shape and to determine its lateral expansion.
the element shown below is subjected to the axial compressive force p, which causes the shape to contract laterally in the x direction a distance of δx = 0.270 mm . let h = 144.5 mm , w = 82.50 mm , and l = 267.0 mm . assume the element is made from steel that has a modulus of elasticity of e=200 gpa and a value of poisson’s ratio of v=0.32.(figure 1)
no title provided
part a - value of the axial load
determine the value of the axial load p.
part b - lateral expansion in the y direction
determine the lateral expansion in the y direction due to the axial load.
part c - lateral expansion in the z direction
determine the lateral expansion in the z direction due to the axial load.
Answers: 2
Engineering, 04.07.2019 18:10, viicborella
Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.
Answers: 1
Engineering, 04.07.2019 18:10, tjeffers90028
Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -26°c with a volumetric flow rate of 0.18 m3/s. refrigerant exits at 9 bar, 70°c. changes in kinetic and potential energy from inlet to exit can be ignored. determine the volumetric flow rate at the exit, in m3/s, and the compressor power, in kw.
Answers: 1
Engineering, 04.07.2019 18:10, abdirahmansoloman
Air is to be cooled in the evaporator section of a refrigerator by passing it over a bank of 0.8-cm-outer-diameter and 0.4-m-long tubes inside which the refrigerant is evaporating at -20°c. air approaches the tube bank in the normal direction at 0°c and 1 atm with a mean velocity of 4 m/s. the tubes are arranged in-line with longitudinal and transverse pitches of sl- st 1.5 cm. there are 30 rows in the flow direction with 15 tubes in each row. determine (a) the refrigeration capacity of this system and (b) pressure drop across the tube bank. evaluate the air properties at an assumed mean temperature of -5°c and 1 atm. is this a good assumption?
Answers: 1
To use hooke’s law to determine the value of an axial load applied to a rectangular shape and to det...
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