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9. The members of a truss are pin connected at joint O. Determine the magnitudes of F,and F2 for equilibrium. Set 0 = 60°.

9. The members of a truss are pin connected at joint O. Determine the magnitudes of F,and F2 for equilibrium. Set 0 = 60°.

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ENGR 2301 9. The members of a truss are pin connected at joint O. Determine the magnitudes of F,and F2 for equilibrium. Set 0 = 60°. 5 kN 30 7kN 10. Determine the magnitude and direction 0 of F so that the particle is in equilibrium. SKN SKN 4kN Answers: 1-4: DCCD 5: 54 N 6: 60 N 7: R = 409 N, F = 504 N, P = 1099 N 8: FAB = 478 lb, FAC = 518 lb 9: F, = 1.83 kN,F2 = 9.60 kN 10: F = 3.96 kN,0 = 82.2° 3
Transcribed Image Text:ENGR 2301 9. The members of a truss are pin connected at joint O. Determine the magnitudes of F,and F2 for equilibrium. Set 0 = 60°. 5 kN 30 7kN 10. Determine the magnitude and direction 0 of F so that the particle is in equilibrium. SKN SKN 4kN Answers: 1-4: DCCD 5: 54 N 6: 60 N 7: R = 409 N, F = 504 N, P = 1099 N 8: FAB = 478 lb, FAC = 518 lb 9: F, = 1.83 kN,F2 = 9.60 kN 10: F = 3.96 kN,0 = 82.2° 3
ENGR 2301 4. Which of the following is correct about the free body diagram of a car resting on level ground? A) There will be only one force in the free body diagram. B) There will be three forces in the free body diagram. C) There will be no force in the free body diagram. D) There will be two forces in the free body diagram. Free-Response Questions 5. The system is in equilibrium as shown. If the undeformed length of the spring is 2 m, what is the weight of the hanging block? ww 6. The two cables shown carry a 100 N vertical load. Most nearly, what is the tension in cable AB? 100 N 7. Determine the magnitudes of the forces P, R, and F required for equilibrium of point O. 600 N 8. The crate has a weight of 550 lb. Determine the force in each supporting cable. 30
Transcribed Image Text:ENGR 2301 4. Which of the following is correct about the free body diagram of a car resting on level ground? A) There will be only one force in the free body diagram. B) There will be three forces in the free body diagram. C) There will be no force in the free body diagram. D) There will be two forces in the free body diagram. Free-Response Questions 5. The system is in equilibrium as shown. If the undeformed length of the spring is 2 m, what is the weight of the hanging block? ww 6. The two cables shown carry a 100 N vertical load. Most nearly, what is the tension in cable AB? 100 N 7. Determine the magnitudes of the forces P, R, and F required for equilibrium of point O. 600 N 8. The crate has a weight of 550 lb. Determine the force in each supporting cable. 30
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