3. The antenna tower is supported by threecables. If the forces of these cables acting on theAantenna areF3FDFB = 520 N, F. = 680 N, and F,560 N,determine the magnitude and coordinatedirection angles of the resultant force acting at%DCFc24 m8 mА.12 m10 m.16 m-18 mFig. P2-104, Mechanics of Materials, R.C.Hibbeler, 12th ed

Answered: Image /qna-images/answer/8e749590-3e7a-4cd5-8c97-fbb14f962e11.jpg

3. The antenna tower is supported by three cables. If the forces of these cables acting on the antenna are FB FD FB = 520 N, F. = 680 N, and F, 560 N,determine the magnitude and coordinate %3D Fc 24 m 8 m direction angles of the resultant force acting at А. B 12 m 10 m. 16 m -18 m. Fig. P2-104, Mechanics of Materials, R.C. Hibbeler, 12th ed

3. The antenna tower is supported by three cables. If the forces of these cables acting on the antenna are FB FD FB = 520 N, F. = 680 N, and F, 560 N,determine the magnitude and coordinate %3D Fc 24 m 8 m direction angles of the resultant force acting at А. B 12 m 10 m. 16 m -18 m. Fig. P2-104, Mechanics of Materials, R.C. Hibbeler, 12th ed

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter1: Tension, Compression, And Shear

Section: Chapter Questions

Problem 1.8.22P: A cargo ship is tied down to marine boll arts at a number of points along its length while its cargo...

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touch & O 0 66% D 00:27 MENG250 - Practice Assi... Not saved yet *2-96. The tower is held in place by three cables. If the force of each cable acting on the tower is shown, determine the magnitude and coordinate direction angles a, ß, y of the resultant force. Take x = 20 m, y = 15 m. 600 N 800 N 400 N 24 m (16n 18 m
touch & OL166% 00:27 MENG250 - Practice Assi... Not saved yet •2-77. Determine the magnitude and coordinate direction angles of F, so that the resultant of the two forces is zero. Y2 B2 a2 y 60° 15°. F= 180 N O
F3=300N Fi= 100N 45 120 50 20 =200 N De termine the resoltunt fore and the Coor di nale direchon ongles. Skelch the result ant force
2:56 90 0t O V all 22 classroom.google.com/u/ A ميكانيك هندسي Sgall LKs 23 A prybar is used to remove a nail as shown. De- termine the moment of the 240-N force about the peint O of contact between the prybar and the amall support block. 16m 240 N 16m aso mm PROBLEM 2/3s 2/ A man exerts a force Fon the handle of the stationary wheelbarrow at A. The weight of the wheelbarrow along with ita load of dirt in 185 Ib with center of gravity at G. For the configuration shown, what force must the man apply at A to make the net moment about the tie cuntact point B equal te ero? 30 mm PROBLEM 2/33 Representative Problems a34 An overhead view of a door is shown. If the com- pressive ferce aeting in the coupler arm of the hy draulic door elaser is 17 Ib with the arientation ahown, determine the moment of this force about the hinge axis 0. 20 PROBLEM 2/3s a7 A 150-N pull Tin applied to a cord, which is wound securely around the inner hub of the drum. Determine the moment of T about the drum center…
* O l 42%016:05 R The metal plate is held by two cables as shown in the following figure. If the force of each cable acting at A is FAB = 100 Ib and Fac = 200 Ib. Determine the magnitude of the resultant force of the two forces acting at A. -8 ft- 8 ft 6 ft B Y FAB FAC A(10;6;0) Select one: a. FR = 258.96 lb b. FR = 100 Ib c. FR = 200 Ib d. FR = 300 Ib Ouootion 7 II
3-In the scheme below, 4 objects are hanging from each of the rings and 5 ropes (blue) keep the entire scheme in balance. The known values are m1=30 kgm1=30 kgα=60ºα=60ºβ=30ºβ=30ºγ=70º a) Attach the force diagram on each of the rings with the graphical decomposition of the forces that are not exclusively on the Cartesian axes. b) Determine the tractions T1, T2, T3, T4 and T5. c) Determine the mass of weights 2, 3, 4 and 5. Tip: If you feel comfortable, use software to solve the systems of equations.
Calculate the total moment of the system about point A, when P1 = 8 kN, P2 = 10 kN and 0 = 45°. %3D %3D 25 kN.m 1.5 m A –1.5 m- P2 →1.5 m- Select one: a. 23.21 kN.m (CCW) b. 48.21 kN.m (CW) c. 23.21 kN.m (CW) d. 48.21 kN.m (CCW)
F1 F2 a F3 A d. F4 E Consider the following values: - a = 11 m; b = 6 m; c = 8 m; d = 3 m; F1 = 3 kN; F2 = 11 kN; F3 = 2 KN; F4 = 20 kN; F5 = 2 kN; F5 a = 30° , 0 = 60° ,B= 30° 1] What is the resultant moment of the five forces acting on the rod about point A? a) -1.2 kN.m b) 12.7 kN.m c) - 4.6 kN.m d) 22.9 kN.m e) - 14.1 kN.m f) 21.3 kN.m 2] What is the resultant moment of the five forces acting on the rod about point B? a) 28.8 kN.m b) 42.7 kN.m c) - 1.6 kN.m d) 10.9 kN.m e) - 1.1 kN.m f) 24.2 kN.m 3] What is the resultant moment of the five forces acting on the rod about point C? a) 63.6 kN.m b) -11.1 kN.m c) 77.4 kN.m d) - 9.1 kN.m e) 24.1 kN.m f) - 85.3 kN.m 4] What is the resultant moment of the five forces acting on the rod about point D? a) 33.6 kN.m b) 83.4 kN.m c) - 1.6 kN.m d) 52.1 kN.m e) 21.1 kN.m f) - 40.1 kN.m 5] What is the moment of the force F2 about point E? a) 80.6 kN.m b) - 8.1 kN.m c) 54.6 kN.m d) 33.1 kN.m e) - 22.1 kN.m f) 28.3 kN.m
t = A rigid system DA is subjected to two forces at point A as shown in the figure below. Given FAB= -0.47i +0.47j - 1.884k (KN) and FAC -2.34i +1.872k (KN). D 4m Z A FAB 4m. 4m FAC B(4,5,0) a) The magnitude of moment caused by force FAB about y-axis is b) The magnitude of moment caused by force FAC about OB is c) The resultant moment due to FAB and FAC about origin O is KN.m and its direction is KN.m and its direction is KN.m
F1 F2 a C F3 A F4 D Consider the following values: - F5 a = 16 m; b = 11 m; c = 13 m; d = 8 m; F1 = 3 kN; F2 = 11 kN; F3 = a = 30°, 0 = 60° , B = 30° 2 kN; F4 = 20 kN; F5 = 2 kN; 1] What is the resultant moment of the five forces acting on the rod about point A? a) 88.8 kN.m b) 76.3 kN.m c) 19.6 kN.m d) 55.5 kN.m e) 59.1 kN.m ) 81.3 kN.m 2] What is the resultant moment of the five forces acting on the rod about point B? a) 88.8 kN.m b) 120.8 kN.m c) 31.6 kN.m d) 98.9 kN.m e) 41.1 kN.m ) 24.2 kN.m 3] What is the resultant moment of the five forces acting on the rod about point C? a) 125.7 kN.m b) 178.1 kN.m c) 254.6 kN.m d) 439.1 kN.m e) 144.1 kN.m ) 215.3 kN.m 4] What is the resultant moment of the five forces acting on the rod about point D? a) 77.8 kN.m b) 98.3 kN.m c) 100.6 kN.m d) 18.9 kN.m e) 97.1 kN.m ) 60.1 kN.m 5] What is the moment of the force F2 about point E? Activate W a) 122.7 kN.m b) 108.1 kN.m c) 66.6 kN.m d) 83.1 kN.m e) 111.1 kN.m ) 151.3 kN.m Go to Setting
Calculate the total moment of the system about point A, when P1 = 10 .kN, P2 = 5 kN and 0 = 30° %3D %3D P, 25 kN.m 1.5 m A -1.5 m 1.5 m- P2 اخترأحد الخيارات a. 29.00 kN.m (CW) b. 29.55 kN.m (CCW) c. 4.75 kN.m (CCW) d. 4.00 kN.m (CW)
QI/ The rigid pole and cross-arm assembly is supported by the three cables shown. A turnbuckle at D is tightened until it induces a tension T in CD of 1.2 kN. Express T as a vector. Does it make any difference in the result which coordinate system is used? Ans. T = 0.321i + 0.641j – 0.962k kN, 1.5 m /C B 1m 1.5 m T = 1.2 kN 3m E 01.5 m 3 m 2 m m