2.1 A uniformly distributed load ofintensity g is applied through a circular area of radius a on the surface of an incompressible (v -0.5) homogeneous half-space with an elastic modu- lus E, as shown in Figure P2.1. In terms of g, a, and E, determine the vertical displacement, three principal stresses, and three principal strains at a point 2a below the surface under the edge (r = a) of the loaded area. [Answer: - 0.58 qalE, -0.221q.0 0.011q, os = 0.004q, e; = 0.214q/E, v; = -0.102q/E, es - -0.112q/E]| 2a v05 2a ww7 100, ? FIGURE P2.1

Elements Of Electromagnetics
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PROBLEMS
2.1 A uniformly distributed load of intensity a is applied through a circular area of radius a on
the surface of an incompressible (v = 0.5) homogeneous half-space with an elastic modu-
lus E, as shown in Figure P2.1. In terms of g. a. and E. determine the vertical displacement,
three principal stresses, and three principal strains at a point 2a below the surface under
the edge (r = a) of the loaded area. [Answer: w -
0.011q. os = 0.004q, e; = 0.214q/E, E; = -0.102q/E, e -0.112q/E]|
0.58 qalE, o, 0.221q, o-
2a
v05
2a
FIGURE P2.1
Transcribed Image Text:PROBLEMS 2.1 A uniformly distributed load of intensity a is applied through a circular area of radius a on the surface of an incompressible (v = 0.5) homogeneous half-space with an elastic modu- lus E, as shown in Figure P2.1. In terms of g. a. and E. determine the vertical displacement, three principal stresses, and three principal strains at a point 2a below the surface under the edge (r = a) of the loaded area. [Answer: w - 0.011q. os = 0.004q, e; = 0.214q/E, E; = -0.102q/E, e -0.112q/E]| 0.58 qalE, o, 0.221q, o- 2a v05 2a FIGURE P2.1
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