a uniform temperature change in both bars CD and EF. Determine the temperature change (AT) at which points A and E first come into contact. Report your answer rounded to the nearest degree. 100 in initial gap = 0.11 in I T E A AEF 100 in = 2.0 in² EEF = 12,000 ksi EF = 13.5 x 10-6 1/°F LEF = 50 in B 14 k 100 in C ACD ECD = 1.5 in² Y = 29,000 ksi acD = 6.5 x 10-6 1/°F LCD = 150 in Z

a uniform temperature change in both bars CD and EF. Determine the temperature change (AT) at which points A and E first come into contact. Report your answer rounded to the nearest degree. 100 in initial gap = 0.11 in I T E A AEF 100 in = 2.0 in² EEF = 12,000 ksi EF = 13.5 x 10-6 1/°F LEF = 50 in B 14 k 100 in C ACD ECD = 1.5 in² Y = 29,000 ksi acD = 6.5 x 10-6 1/°F LCD = 150 in Z

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

CLO 1: A rigid beam rests on two bronze bars 700 mm long. Another aluminum bar is placed between them which is 699.93 mm long. If the allowable stresses are Salum = 90 MPa and Spronze = 80 MPa, find the maximum weight of the beam that the system can support (in KN). %3! Alum 850 Bronze A in mm2 1500 Bronze Bronze E in Gpa 70 83 Alum 291.408 O 211.932 437.393 O 90.673
G6//The light rigid bar ABCD shown in Figure is pinned at B and connected to two vertical rods. Assuming that the bar was initially horizontal and the rods stress-free, determine the stress in each rod after the load after the load P 20 KN is applied. Steel L=2m A=250mm 4m E=200Mpa Aluminum L=2m A=500mm 2m 2m E-72Mра P=20KN
Situation 2 For the assembly shown, determine the stress in each of the two vertical rods if the temperature rises 40°C after the load P=50 KN is applied. Neglect the deformation and the mass of the horizontal bar AB. Compute the vertical movement under the load. Steel Aluminum E=200 GPa E=70 GPa L-4m A=300 mm? a-11.7x10*/°C L-3m A=900 mm a=23x10“ /°C 3 m 3 m 3 m Situation 3
2. A rod is composed of an aluminum section rigidly attached between steel and bronze sections as shown in the figure. Axial loads are applied at the positions indicated. The cross-sectional area of the rod is 300sq.mm. Express your answer in MPa. Determine the stress in the steel. b. a. Determine the stress in the aluminum. Determine the stress in the bronze. C. STEEL ALUMINUM BRONZE 56kN 14kN -0.6m- -0.9m- -0.76m-
Hiw the cross- Sectional dimensiuns of a beam are shown below. If the makimum allowabhe benehing stresS 600 Mpa. Determine the mx imum beneliny ma gnitude (M) thut Can be suppurtel by the beam. Supporn the syn is ef bending is positive. 75mm 1% mm Hw:: A beam had subjected to a postive bending moment of 5 KN. m. The Cross-Sedional dimensions are shown below. Draw the bending stress distribution on the Cross- Sedion. loo mm 15 mm 15a wm 13 mm
2. The rigid bar of negligible weight is pinned at O and attached to two vertical rods. Assuming that the rods were initially stress-free. What is the largest load P that can be applied without exceeding stresses of 160 MPa in the steel rod and 65 MPa in the bronze rod? - 2.5 m 2 m 2 m Steel A=1000 sq. mm Bronze A=400 sq. mm E=200 GPa E=83 GPa L=1.6 m L=2.2 m P
The rigid bar AOB is pinned at O and connected to aluminum and steel rods. If the bar is horizontal at a given temperature, determine the ratio of the areas of the two rods so that the bar will be horizontal at any temperature. Neglect the mass of the bar. 2m 6m A B 0 Steel Aluminum E = 70 GPa E = 200 GPa a=23.0 x 10-6/°C a = 11.7 x 10-6/°C L=8m L=8m
1. Rigid member ABC is connected to two elastic bars, as shown in the figure. Bar AD is heated by 80° C. Determine the resulting axial load in each bar. A Copper A=700mm² E-90 GPa 20-10% 1m-* E Steel A=500mm² E-200 GPa m 1.5m
A vibration isolation support consists of a rod A of radius R₁ and a tube B of inner radius R₂ bonded to an 80-mm-long hollow rubber cylinder with a modulus of rigidity G = 10.93 MPa. Determine the required value of the ratio R2/R1 if a force P = 13 kN is to cause a 2-mm deformation of rod A. B R₁ R₂ .. 80 mm The required value of the ratio R2/R₁ is 1.422
A rigid bar of negligible weight is pinned at O and attached to two vertical rods. Assuming that the rods were initially stress-free, what is the largest load P that can be applied without exceeding stress of 150 MPa in steel rod and 70 MPa in bronze rod. 2 m -1.5 m |+1.5 m→ 10 Bronze A = 300 mm2 E = 83 GPa Steel A = 900 mm2 E = 200 GPa L=2 m L= 1.5 m
DEFORMATION DUE TO AXIAL FORCES PROBLEM 1: CE Brd Exam The rigid block shown weighs 176.4 kN. It is held in position shown with stress in the supporting rods shown initially zero. If the former is to remain horizontal when released, 1a. Find the ratio of forces in bronze and steel a. 0.389 c. 0.397 1b. Find the stress in the bronze rod. b. 0.344 d. 0.416 а. 31.92 MPа с. 28.73 МPа 1c. Find the the elongation of steel rod. b. 53.34 MPa d. 39.67 MPa a. 0.615 mm b. 1.83 mm c. 2.31 mm d. 2.12 mm 0.6 m BRONZE A=900mm STEEL STEEL A=600mm A=600mm 1 m E-200GPA E-83GPA E=200GPA W = 176.4 kN
use theses valuesp = 8kNa = 4mb = 8m