The fixed-end bar ABCD consists of three prismatic segments, as shown in the figure. The end segments have cross-sectional area A1 = 840 mm² and length L1 = 200 mm. The middle segment has cross-sectional area A2= 1260 mm2 and length L2 = 250 mm. Loads PB and Pc are equal to 25.5 kN and 17.0 kN, respectively. (a) Determine the reactions RA and RD at the fixed supports. (b) Determine the compressive axial force FBC in the middle segment of the bar. - A2 PB Pc D A B C L -L2

The fixed-end bar ABCD consists of three prismatic segments, as shown in the figure. The end segments have cross-sectional area A1 = 840 mm² and length L1 = 200 mm. The middle segment has cross-sectional area A2= 1260 mm2 and length L2 = 250 mm. Loads PB and Pc are equal to 25.5 kN and 17.0 kN, respectively. (a) Determine the reactions RA and RD at the fixed supports. (b) Determine the compressive axial force FBC in the middle segment of the bar. - A2 PB Pc D A B C L -L2

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

For the given truss, P = 3000N and Q = 1000N. see Figure3. Determine the reactions at the supports
At a temperature of 34°F, a 0.06 in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [a = 12.5 x 10-6/°F] and bar (2) is stainless steel [a = 7.3 x 10-6/°F]. The supports at A and C are rigid. Determine the lowest temperature at which the two bars contact each other. (1) 33m B (2) Answer: Final temperature = 55 in. -0.06. gap °F.
The following composite shaft is loaded as shown in the figure. The AC segment of the shaft is solid; it is connected to the hollow shaft CD with the help of a rigid flange at C. A torque of 100 Nm is applied at B, as shown. A uniformly distributed torque of 200 Nm/m is applied over the entire length of CD (2m), also shown in the figure. Please ignore the thickness of the rigid flange at C. Given: GAC = 140 GPa, diameter of AC = 20 mm. GCD = 200 GPa, inner diameter of AC = 40 mm, outer diameter of AC = 50 mm. a. Determine the absolute maximum shear stress on the shaft. Specify where it occurs along the length of the shaft and on the circumference of the shaft. Draw the state of stress on a volume element corresponding to the maximum absolute shear stress location. Show proper perspective when drawing the state of stress. b. Determine the absolute maximum shear strain on the shaft. Specify where it occurs along the length of the shaft and on the circumference of the shaft. Be careful…
H1
A load P will be supported by a structure consisting of a rigid bar ABCD, a polymer [E = 2,300 ksi; a = 2.9 × 10-6/°F] bar (1) and an aluminum alloy [E = 10,000 ksi; a = 12.5 × 10-6/°F] bar (2), as shown. Each bar has a cross-sectional area of 2.00 in.². The bars are unstressed when the structure is assembled at 30°F. After a concentrated load of P = 69 kips is applied and the temperature is increased to 100°F, determine the normal force in bar (1). 6 ft 2.5 ft 07.01 kips 5.63 kips 8.39 kips 9.29 kips 6.66 kips (1) B 3 ft C 8 ft 1.5 ft