Post a New Question

physics

posted by .

A 3.0 m tall, 42 cm diameter concrete column supports a 230,000 kg load. By how much is the column compressed? Assume Young's modulus for concrete to be 3.0 1010 N/m2.

in mm

  • physics -

    strain = delta L /L = sigma/modulus

    sigma = Force/area
    = 2.3*10^5/(pi * .24^2)

    delta L = 3 * 2.3*10^5 / (pi * .24^2 *3*10^10) in meters

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    A 4.8-m-tall, 30-cm-diameter concrete column supports a 5.0×105 kg load. By how much is the column compressed?
  2. physics

    Find the distance by which a 43cm diameter, 8.7m tall concrete column is compressed when it supports a 12400kg load
  3. chemistry

    The Young’s modulus for steel is 20.7*1010 N/m2. How much will a 2.5 mm diameter wire 12 cm long, be strained when it supports a load of 450 N?
  4. physics

    A 2.0-m-tall, 30-cm-diameter concrete column supports a 3.0×105kg load. By how much is the column compressed (in mm) ?
  5. Engineering

    Steel column is 80 feet tall. Column is a W 14 x 730(wide-flange beam) The cross sectional area is 215 sq in. Supports a floor load of 6600 K. Determine the stress in the column and how much it will shorten due to the 6600K load. (Assume …
  6. physics

    Find the distance by which a 42cm diameter, 9.4m tall concrete column is compressed when it supports a 12900kg load
  7. Statics

    Four identical pin-pin ended solid concrete cylindrical columns that are L=10m tall need to be able to withstand 6.8×108N of force before Euler buckling. What should be the diameter, d, in meters, of each column if the force is uniformly …
  8. Mechanical Behavior of Materials

    Calculate the load that a fibroblast cell applies to buckle a single column in a collagen tissue engineering scaffold, given that the column has a length of 100μm, is circular in cross section, with a diameter of 2μm, and …
  9. Physics

    A certain concrete will support a maximum compressive stress of 1.30 107 N/m2 before being crushed. A column of uniform width is to be made with this concrete. How tall can the column be if the stress in it at any point is not to exceed …
  10. Structures

    A wood column is 5.5 in. square in cross section and 12 ft long. Its modulus of elasticity is 1.3 × 106 psi. How much will the column shorten under a compressive load of 36,000 lb?

More Similar Questions

Post a New Question