= Determine the state of stress acting at point D. Take P₁ and P2 = 10 kN. OD= B ANSWER: P₁ TD = -1.5m+ -1.5 m--1.5 m- 0.5 m 40 mm 100 mm 60 mm D E P₂ 80 mm Part A Find o D. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. ANSWER: Tap image to zoom 50 kN Part B Find TD. Express your answer to three significant figures and include the appropriate units.

The two bars shown in the figure are used to support a lead P. When unloaded, joint B has coordinates (0, 0). After load Pis applied, joint moves to the coordinate position ( 0.99 in.-0. 45 in.). Assume a = 10ft, b=5 ft, and h=7 ft. Determine the normal strain in each bar. B Answers: EAB = με Egc

mechanics of deformable bodies

Rods AB and BC have diameters of 2.9 mm and 4.6 mm, respectively. A force F = 2.4 kN is applied to the ring at B, as shown. (Figure 1) Determine the angle so that the average normal stress in each rod is equivalent. Express your answer to three significant figures. What is this stress? Express your answer to three significant figures and include appropriate units.

Bar ABC is rigid and rotates freely about B. The loads consist of a point load and 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 F T E A = 2.0 in² AEF EEF = 12,000 ksi aEF LEF 100 in = 13.5 x 10-6 1/°F = 50 in B 14 k 100 in D с ACD= 1.5 in² ECD CD= 6.5 x 10-6 1/°F = 29,000 ksi = 150 in LCD Y Z

Part A In (Figure 1), r = 30 mm. Locate the centroid a of the metal cross section. Neglect the thickness of the material and slight bends at the corners Express your answer to three significant figures and include the appropriate units. T = 0 mm Submit Previous Answers Correct Figure < 1 of 1 Part B Locate the centroid ī of the metal cross section. Neglect the thickness of the material and slight bends at the corners Express your answer to three significant figures and include the appropriate units. HẢ ? 150 mm = Value Units Submit Previous Answers Request Answer 50 mm 100 mm 100 mm 50 mm

I Review Consider the truss shown in (Figure 1). Suppose that F = 10 kN . Part A Determine the force in member HI of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. μΑ ? FHI = Value Units Submit Request Answer Part B Determine the force in member FI of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. Figure 1 of 1 > HÀ ? K FFI = Value Units 31 Submit Request Answer B |D E F -2 m--2 m--2 m--2 m--2 m--2 m- Part C 4 kN 5 kN 6 kN F Determine the force in member EF of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate units.…