Questions from Mechanics


Q: A bridge girder AB on a simple span of length L =

A bridge girder AB on a simple span of length L = 14 m supports a distributed load of maximum intensity q at mid-span and minimum intensity q/2 at supports A and B that includes the weight of the gird...

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Q: An element of aluminum is subjected to triaxial stresses. Calculate the

An element of aluminum is subjected to triaxial stresses. Calculate the strains in the element in x, y, and z directions if the stresses σx, σy, and σz are â ...

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Q: An element of material in plain strain has the following strains:

An element of material in plain strain has the following strains: εx = -0.001 5 and εy = 0.0015. (a) Determine the strains for an element oriented at an angle θ...

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Q: An element of material in plain strain has the following strains:

An element of material in plain strain has the following strains: εx = 0.002 and εy = 0.0015. (a) Determine the principal strains of the element. (b) Determine the maximum sh...

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Q: A thin square plate in biaxial stress is subjected to stresses σx

A thin square plate in biaxial stress is subjected to stresses σx and σy, as shown in part a of the figure. The width of the plate is b = 12.0 in Measurements show that the norma...

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Q: Solve the preceding problem if b = 225 mm, εx =

Solve the preceding problem if b = 225 mm, εx = 845 × 1026, and εy = 211 × 1026. Data from Problem 7: A thin square plate in biaxial stress is su...

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Q: A simple beam with an overhang supports a uniform load of intensity

A simple beam with an overhang supports a uniform load of intensity q = 1200 lb/ft and a concentrated P = 3000 lb load at 8 ft to the right of A and also at C (see figure). The uniform load includes a...

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Q: An element of material subjected to plane strain (see figure)

An element of material subjected to plane strain (see figure) has strains of εx = 280 × 1026, εy = 420 × 1026, and γxy = 150 Ã...

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Q: Solve the preceding problem for the following data: εx = 190

Solve the preceding problem for the following data: εx = 190 × 1026, εy = 230 × 1026, γxy = 160 × 1026, and θ...

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Q: The strains for an element of material in plane strain (see

The strains for an element of material in plane strain (see figure) are as follows: εx = 480 × 1026, εy = 140 × 1026, and γxy = -350 &At...

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