Questions from Mechanics


Q: An aluminum tube AB with a circular cross section has a sliding

An aluminum tube AB with a circular cross section has a sliding support at the base and is pinned at the top to a horizontal beam supporting a load Q = 200 kN (see figure). Determine the required thic...

See Answer

Q: Determine the allowable axial load Pallow for a steel pipe column that

Determine the allowable axial load Pallow for a steel pipe column that is fixed at the base and free at the top (see figure) for each of the following lengths: L = 6 ft, 9 ft, 12 ft, and 15 ft. The co...

See Answer

Q: Slender column ABC is supported at A and C and is subjected

Slender column ABC is supported at A and C and is subjected to axial load P. Lateral support is provided at mid-height B but only in the plane of the figure; lateral support perpendicular to the plane...

See Answer

Q: Calculate the critical load Pcr for a W 8 × 35 steel

Calculate the critical load Pcr for a W 8 × 35 steel column (see figure) having a length L = 24 ft and E = 30 × 106 psi under the following conditions: (a) The column buckles...

See Answer

Q: Solve the preceding problem for a W 250 × 89 steel column

Solve the preceding problem for a W 250 × 89 steel column having a length L = 10 m. Let E = 200 GPa. Data from Problem 3: Calculate the critical load Pcr for a W 8 × 35 st...

See Answer

Q: Solve Problem 3 for a W 10 × 45 steel column having

Solve Problem 3 for a W 10 × 45 steel column having a length L = 28 ft. Data from Problem 3: Calculate the critical load Pcr for a W 8 × 35 steel column (see figure) havin...

See Answer

Q: A horizontal beam AB is pin-supported at end A and

A horizontal beam AB is pin-supported at end A and carries a clockwise moment M at joint B, as shown in the figure. The beam is also supported at C by a pinned-end column of length L; the column is re...

See Answer

Q: A column ABC is supported at ends A and C and compressed

A column ABC is supported at ends A and C and compressed by an axial load P (figure a). Lateral support is provided at point B but only in the plane of the figure; lateral support perpendicular to the...

See Answer

Q: Find the controlling buckling load (kN) for the steel column

Find the controlling buckling load (kN) for the steel column shown in the figure. The column is pinned at top and bottom and is made up of two C 150 × 12.2 shapes that act together. Assum...

See Answer

Q: A column, pinned at top and bottom, is made up

A column, pinned at top and bottom, is made up of two C6 × 13 steel shapes (see figure) that act together. (a) Find the buckling load (kips) if the gap is zero. (b) Find required separati...

See Answer