Structural Theory 2

A beam 12m. long is simply supported at the left end at a point 9m. from the left end. The beam carries a downward vertical load of 5 kN at the right end. Determine the deflection in millimeters at the free end. E=200 GPa, I= 50x10⁶ mm⁴

• 20

• 12

• 15

• 18

A 10m. long simple beam carries a symmetrical load that varies uniformly from zero at the left support to 12 kN/m/at the midspan. Determine the midspan deflection.

• 450/EI

• 500/EI

• 550/EI

• 600/EI

A propped beam having a span of 6m. carries a uniformly distributed load of 600 kN/m over a length of 2m. from the restrained end. Which of the following most nearly gives the moment in kN-m. at the fixed end.

• -780

• -890

• -620

• -830

A fixed-ended beam 4m. long carries a uniformly distributed load of 2 kN/m. over the middle 2 m. Which of the following most nearly gives the end moments in Newton meters.

• -1256

• -4563

• -1833

• -2560

A beam 10m. long is fully restrained at both ends. The beam carries a load that varies uniformly from zero at the left end to 10 kN/m at the right end. Which of the following most nearly gives the location of the maximum deflection from the left support in meters.

• 5.247

• 4.342

• 3.875

• 4.875