Problem 1 The frame shown is made up of members AB and BC. The members are connected by a pin at B. The frame is externally supported by a pins at A and C. Determine the reactions at A, B, and C. 403m 15KN 3m 25kN-m 5m 7m 10KN 20 kN 4 5m 3m Problem 2 The frame shown is made up of pin connected members AB, BCD, and DEF. The frame is externally supported by a fixed support at A, a roller at C, and a roller at E. Determine the reactions at points A, B, C, D, and E. 18kN 12 KN →5kN D mmmm E 3m 3m ilm; 2m 6m i3m

F= 150 N In the structure shown, force F is applied at point A at an angle of 0 in the direction shown. Pins at G, E, D, B, and C are all frictionless and all members are weightless. For the given values of F and 0 determine: F 0 = 40 deg A G (a) The reactions at points G and E (b) The forces applied to member GDC at points C and D (c) The forces applied to member ABC at point B 70 m 50 m E D B Note: components of forces in x and y directions are enough. 15 m YA 60 m 20m ALL WORK MUST BE SHOWN (FBDS, EQUATIONS, etc.). CORRECT ANSWERS WITHOUT CLEAR EVIDENCE OF HOW THEY WERE OBTAINED WILL BE MARKED AS ZERO.

A hatch door with a center of mass at G is supported by a cable. Identify the support reactions on the door. U 2m > 2 m Check all the possible support reactions on the door, even if some of them are equal to zero due to the loading given. Make sure the reactions in the set you choose do not depend on each other. B FBA at B along the rod A₂ M₁ MB By Az FAB at A along the rod FBC at B along the cable BC B₂

Q2: For the frame shown below, determine the pin reactions at D and F on member BG? 500N G 3m F 4m 300N D E 4m 3m 3m 3m

PROBLEM 3 Given the frame to the right. There are pins at A and C. Solve for the reactions at A and C. 3 m 60° B 2 m 10 kN 2 m CH

A 200 mm lever and a pulley of 240 mm diameter are welded to the axle BE which is supported by a thrust bearing at C and a journal bearing at D. A 720 N vertical force is applied at A when the lever is horizontal. Determine the tension T in the cord and the reactions at bearings C and D. You may assume that the bearings are properly aligned. You must include a free body diagram with your solution. 200 mm 720 N 80 mm 40 mm 120 mm Z 120 mm

Based on Problem 5-11 from the textbook. Determine the reactions at the supports. w=420 b= 2.9 m a= 3.4 m 4 a W b B

A T-shaped bracket supports the four loads shown. Determine the reactions at A and B if a = 12cm. Joint A is roller connected and Point B is pin connected. 50 N 30 N 10 N 40 N - 6 em 6 em 8 cm

Question 4. Consider the diagram below, which is not to scale. X KN A Ym = 6m = Given that X 40 kN and Y = 4 m calculate the reactions at support A and B. Enter your answers in kN correct to three significant figures in the appropriate boxes below. Reaction at A: RA Reaction at B: RB = KN B kN B

The beam ABCD are resting on a pin support at A and a roller support at E (as shown below). What are the magnitudes of the horizontal and vertical components of the reactions at A and E. A 10 KN B 15 KN C 60 5m 5m+ Horizontal reaction at A = 2.5 kN Vertical reaction at A = 11.64 kN Vertical reaction at E= 27.58 kN O Horizontal reaction at A=5.2 kN Vertical reaction at A= 17.46 kN Vertical reaction at E= 11.48 kN O Horizontal reaction at A = 2.5 KN Vertical reaction at A - 17.46 kN Vertical reaction at E= 22.85 kN O Horizontal reaction at A 7.7 kN Vertical reaction at A= 23.39 kN Vertical reaction at E = 22.85 kN 20 KN 60 D -6 m E Art Microsoft Store > C E na to