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Design a short square tied column to carry a factored axial design load Pu of 890 kips and a factored design moment Mu of 390 ft.-kips. Place the longitudinal reinforcing uniformly in the four faces. Use f′ c = 4000 psi and fy = 60,000 psi.
Air initially occupying a volume of 1 m3 at 100 kPa, 20°C undergoes two internally reversible processes in series.
1kg of superheated r-134a at 10 bar and 150oc is cooled and condensed in a cylinder at constant pressure. how much heat
1. Briefly explain what determines the characteristic color of (a) a metal and (b) a trans- parent nonmetal. 2. Briefly explain why some transparent materials appear colored while others are color- less. 3. Briefly describe the three absorption mecha..
a car starts from rest with an acceleration of 1300 mih2 which remains constant until its velocity reaches 65 mph.
use excel or some other computer program to make an accurate plot of the goodman relationship for a steel whose tensile
a closed tank v 10 l containing 5 kg of water initially at 25degc is heated to 175degc by a heat pump that is
Two samples of different pure substances having equal mass are each placed in rigid containers. The first container is half as large as the second container. After the containers are sealed, the pressure of the first container is observed to be twice..
ti-6al-4v is a metal alloy use to make biomaterials. its composition is 90 ti 6 al and 4v mass percents. what are the
The main shaft in an industrial bread dough mixer is subjected to an alternating bending stress due to the pulley drive system sigma a and an additional mean bending stress when mixing dough sigma m.
a person weighing 800 lbf climbs a flight of stairs that extends a vertical distance of 300ft. calculate the work and
Air is expanded from 315 psia and 650 F to 96 psia and 40 F. Assuming constant specific heats at room temp, determine the change in the specific entropy of air.
an ideal gas undergoes a process between two specified temperatures first at constant pressure and then at constant
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