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A body with a plane stress field has material properties E, ν and has the following displacement fieldu(x,y) = a(x^3) - bx(y^2) v(x,y) = c(x^2)y - d(y^3)where a, b, c and d are constants. Determine the following:
(a) σx, σy and τxy as functions of x and y.(b) Is the displacement field compatible?
a 1.5 ton crate is hoisted by three steel wires. each wire is 1/4 in. in diameter and each carries one-third of the load. determine the stress in the wires.
What is the wear coefficient of the bearing material in m2N-1 ?
Irrigation system
Find the capacity of a cylindrical tank that is 250 feet in diameter and 30 feet high? In the above problem, what is the capacity if the tank is 75% full, and what is the capacity in gallons?
What is the mass of the lead weight, if 100 J of heat is lost from the water after the weight falls a distance of 3 m.
Advanced Stress Analysis
The compression strength of Kevlar 49 fiber is about one-eight of its tensile stress. Estimate the smallest diameter of a rod on which 12 um diameter Kevlar fiber can be wound without causing kinks on its compression side.
in a crank or slotted lever quick mechanism the distance between the fixed centre is 150 mm and driving crank is 75 mm. determine the ration of the time taken of cutting & return strake .
If the pipe is to be insulated with glass wool insulation (k=.05 W/m C) in order to decrease the temperature rise of water to .25 degrees C, determine the required thickness of the insulation.
Consider a cylindrical titanium wire 3.0 mm in diameter and 2.5 x 104 mm long. Calculate its elongation when a load of 500N is applied, assuming that the deformation is totally elastic.
A household refrigerator with a coefficient of performance of 2.4 removes energy from the refrigerated space at a rate of 600 Btu/h. Evaluating electricity at , determine the cost of electricity n a month when the refrigerator operates for 360 hou..
Sketch and annotate the drive train described above. What's the overall system gear ratio? Formula, Substitute/Solve,
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