Questions from Mechanics


Q: Solve the preceding problem using the following data: W 8 ×

Solve the preceding problem using the following data: W 8 × 21 section, L = 84 in., P = 4.5 kips, and α = 22.5°. Data from Problem 4: A simply supported wide-f...

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Q: A steel beam is built up from a W 410 × 85

A steel beam is built up from a W 410 × 85 wide flange beam and two 180 mm × 9 mm cover plates (see figure). The allowable load in shear on each bolt is 9.8 kN. What is the r...

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Q: A wood cantilever beam with a rectangular cross section and length L

A wood cantilever beam with a rectangular cross section and length L supports an inclined load P at its free end (see figure). Determine the orientation of the neutral axis and calculate the maximum t...

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Q: Solve the preceding problem for a cantilever beam with data as b

Solve the preceding problem for a cantilever beam with data as b = 4 in., h = 9 in., L = 10 ft, P = 325 lb, and α = 45°. Data from Problem 6: A wood cantilever beam with a...

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Q: A 2-m-long cantilever beam is constructed using a

A 2-m-long cantilever beam is constructed using a W 310 × 52 section. Load P acts in an inclined direction at the free end (see figure). Determine the allowable load P that can be carried...

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Q: A wood beam AB with a rectangular cross section (4 in

A wood beam AB with a rectangular cross section (4 in. × 6 in.) serving as a roof purlin is simply supported by the top chords of two adjacent roof trusses. The beam is subjected to distr...

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Q: A steel beam of I-section (see figure) is

A steel beam of I-section (see figure) is simply supported at the ends. Two equal and oppositely directed bending moments M0 act at the ends of the beam, so the beam is in pure bending. The moments ac...

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Q: A cantilever beam with a wide-flange cross section and length

A cantilever beam with a wide-flange cross section and length L supports an inclined load P at its free end (see figure). Determine the orientation of the neutral axis and calculate the maximum tensil...

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Q: Solve the preceding problem using a W 310 × 129 section,

Solve the preceding problem using a W 310 × 129 section, L = 1.8 m, P = 9.5 kN, and α = 60°. Data from Problem 11: A cantilever beam with a wide-flange cross s...

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Q: A cantilever beam of W 12 × 14 section and length L

A cantilever beam of W 12 × 14 section and length L = 9 ft supports a slightly inclined load P = 500 lb at the free end (see figure). (a) Plot a graph of the stress σA at point...

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