Statics and Mechanics of Materials
2nd Edition
ISBN: 9780073398167
Author: Ferdinand P. Beer, E. Russell Johnston Jr., John T. DeWolf, David Mazurek
Publisher: McGraw-Hill Education
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Chapter 4.3, Problem 62P
To determine
Tension in each cable and reaction at support C.
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The uniform rod AB has a weight of 10KN and is supported by a ball-and-socket joint at A and by
the cord GC that is attached to the midpoint G of the rod. Knowing that the rod leans against a
frictionless vertical wall at B, do the following:
a) Label and name all forces that act on the rod.
(You may use the given drawing. Assume the
weight of the rod acts at G.)
(4)
1.5 m
1.5 m
b) Determine the tension force in the cable required to
hold the rod in equilibrium
(21)
4 m
G
3m
0.75
75 m-
6 m.
Activity 3. From a bar subjected by an axial force P, Draw the components of P acting on the inclined plane.
Chapter 4 Solutions
Statics and Mechanics of Materials
Ch. 4.1 - For the beam and loading shown, determine (a) the...Ch. 4.1 - A 3200-lb forklift truck is used to lift a 1700-lb...Ch. 4.1 - A gardener uses a wheelbarrow to transport a 250-N...Ch. 4.1 - A load of lumber of weight W=25 kN is being raised...Ch. 4.1 - Three loads are applied as shown to a light beam...Ch. 4.1 - Three loads are applied as shown to a light beam...Ch. 4.1 - For the beam and loading shown, determine the...Ch. 4.1 - Prob. 8PCh. 4.1 - Prob. 9PCh. 4.1 - The lever BCD is hinged at C and attached to a...
Ch. 4.1 - The lever BCD is hinged at C and attached to a...Ch. 4.1 - A lever AB is hinged at C and attached to a...Ch. 4.1 - Determine the reactions at A and B when...Ch. 4.1 - Prob. 14PCh. 4.1 - Prob. 15PCh. 4.1 - Prob. 16PCh. 4.1 - A light bar AD is suspended from a cable BE and...Ch. 4.1 - Prob. 18PCh. 4.1 - Prob. 19PCh. 4.1 - Two slots have been cut in plate DEF, and the...Ch. 4.1 - A 6-m telephone pole weighing 1600 N is used to...Ch. 4.1 - Prob. 22PCh. 4.1 - For the and crate of Prob. 4.22 and assuming that...Ch. 4.1 - A tension of 20 N is maintained in a tape as it...Ch. 4.1 - The bracket ABC can be supported in the eight...Ch. 4.1 - Eight identical 500750-mm rectangular plates, each...Ch. 4.2 - Determine the reactions at B and C when a=30mm.Ch. 4.2 - Prob. 28PCh. 4.2 - A 12-ft wooden beam weighing 80 lb is supported by...Ch. 4.2 - Prob. 30PCh. 4.2 - One end of rod AB rests in the comer A and the...Ch. 4.2 - Using the method of Sec. 4.2B, solve Prob. 4.12.Ch. 4.2 - Prob. 33PCh. 4.2 - A 40-lb roller of 8-in. diameter, which is to be...Ch. 4.2 - Member ABC is supported by a pin and bracket at B...Ch. 4.2 - Prob. 36PCh. 4.2 - Prob. 37PCh. 4.2 - For the frame and loading shown, detennine the...Ch. 4.2 - For the boom and loading shown, determine (a) the...Ch. 4.2 - A slender rod BC of length L and weight W is held...Ch. 4.2 - Prob. 41PCh. 4.2 - Prob. 42PCh. 4.2 - Prob. 43PCh. 4.2 - Prob. 44PCh. 4.2 - Solve Prob. 4.44, assuming that the 170-N force...Ch. 4.2 - Prob. 46PCh. 4.2 - Prob. 47PCh. 4.2 - Prob. 48PCh. 4.2 - Prob. 49PCh. 4.2 - Prob. 50PCh. 4.3 - Two transmission belts pass over a double-sheaved...Ch. 4.3 - Solve Prob. 4.51, assuming that the pulley rotates...Ch. 4.3 - A 48-ft sheet of plywood weighing 40 lb has been...Ch. 4.3 - Prob. 54PCh. 4.3 - Prob. 55PCh. 4.3 - Prob. 56PCh. 4.3 - Prob. 57PCh. 4.3 - Prob. 58PCh. 4.3 - Prob. 59PCh. 4.3 - Prob. 60PCh. 4.3 - A 48-in. boom is held by a ball-and-socket joint...Ch. 4.3 - Prob. 62PCh. 4.3 - The 6-m pole ABC is acted upon by a 455-N force as...Ch. 4.3 - A 600-lb crate hangs from a cable that passes over...Ch. 4.3 - The horizontal platform ABCD weighs 60 lb and...Ch. 4.3 - Prob. 66PCh. 4.3 - Prob. 67PCh. 4.3 - Prob. 68PCh. 4.3 - A 10-kg storm window measuring 9001500 mm is held...Ch. 4.3 - Prob. 70PCh. 4.3 - Prob. 71PCh. 4.3 - Solve Prob. 4.69, assuming that the hinge at A has...Ch. 4.3 - Prob. 73PCh. 4.3 - Three rods are welded together to form a corner...Ch. 4.4 - Determine whether the block shown is in...Ch. 4.4 - Prob. 76PCh. 4.4 - Determine whether the block shown is in...Ch. 4.4 - Prob. 78PCh. 4.4 - Prob. 79PCh. 4.4 - Prob. 80PCh. 4.4 - Prob. 81PCh. 4.4 - Prob. 82PCh. 4.4 - Prob. 83PCh. 4.4 - Knowing that P=100N, determine the range of values...Ch. 4.4 - A 120-lb cabinet is mounted on casters that can be...Ch. 4.4 - Prob. 86PCh. 4.4 - A 40-kg packing crate must be moved to the left...Ch. 4.4 - A 40-kg packing crate is pulled by a rope as...Ch. 4.4 - Prob. 89PCh. 4.4 - Prob. 90PCh. 4.4 - Prob. 91PCh. 4.4 - Prob. 92PCh. 4.4 - Prob. 93PCh. 4.4 - Prob. 94PCh. 4.4 - Prob. 95PCh. 4.4 - Prob. 96PCh. 4.4 - The cylinder shown is of weight W and radius r,...Ch. 4.4 - Prob. 98PCh. 4 - A T-shaped bracket supports the four loads shown....Ch. 4 - Neglecting friction and the radius of the pulley,...Ch. 4 - Member ABC is supported by a pin and bracket at B...Ch. 4 - Prob. 102RPCh. 4 - Prob. 103RPCh. 4 - Prob. 104RPCh. 4 - Prob. 105RPCh. 4 - Prob. 106RPCh. 4 - Prob. 107RPCh. 4 - Prob. 108RPCh. 4 - Prob. 109RPCh. 4 - Two 10-lb blocks A and B are connected by a...
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- 1.Solve it, and draw a free body diagram.arrow_forwardActivity 3. From a bar subjected by an axial force P, Draw the components of P acting on the inclined plane. 30° SHAD NAO FAS VINarrow_forward0.8 m 0.8 m 800 N 600 N B 0.4 m 0.4 m y A bent rod is supported by the roller at B, and the smooth collar at A. Find the reactions at all the supports for the loading shown.arrow_forward
- Q.3) A cylinder weighing 600 N is supported by a pin-connected two-bar frame. Determine the forces exerted on the cylinder by the contacting surfaces. Also, find the reactions at support A and C. 0.2 m 4 0.3 m B 3 0.2 m C 0.4 m 0.4 marrow_forwardPractice Problem 4.4.16: Find the force P required to (a) push; and (b) pull the 80- Ib homogeneous roller over the 3-in. curb. 24 in. 20 20 3 in.arrow_forward3.18. A block with a mass of 150-kg is supported by a cable which passes over a 150-mm diameter pulley that is attached to a frame as shown in the figure. Detemine all forces acting on member BCD of the frame. 400 mm 200- mm 70° 450 mm 3.arrow_forward
- Practice Problem 4.4.16: Find the force P required to (a) push; and (b) pull the 80- Ib homogeneous roller over the 3-in. curb. 24 in. 20°- 20° 13 in. (a) (b)arrow_forwardQ4. Consider the frame shown, which has a weight W hanging at B. a. When FIW = 1, determine FA (expressed as a function of W). b. Determine the ratio of F/W when the load is zero at A 2.5 in. D W -5 in-5 in.-t-5 in.arrow_forwardA pulley of 1ft-radius, supporting a load of 500 lb, is mounted at B on a horizontal beam as shown. If the beam weighs 200 lb and the pulley weighs 50 lb, find the hinge force at C.arrow_forward
- 6-79 Bar AB is used to support an 850-lb load as shown in Fig. and-socket joint. End B of the bar is supported with two cables. Determine the components of the reaction at sup- port A and the tensions in the two cables. . End A of the bar is supported with a ball- 32 in. B 26 in. 850 lb 16 in.arrow_forwardThe given truss below is loaded vertically downward with 4KN and 8KN at points Cand D, respectively, as shown. A model of the truss was made in a laboratory, and it was found out that the values of internal forces in members A-L, A-B, and B-K are as indicated in the table. If the vertical reactions at A and G are 6.667 KN and 5.333 KN respectively, complete the table and answer the succeeding questions. Approximate all answers up to three decimal places. What is the behavior of the internal reaction of Member A-L?" 8 kN 4 kN B 3 m K J 1 H 12 m, 6 @ 2 m O tension O compression O none of the choices ооarrow_forwardThe uniform 18kg Bar OA is held in the position shown by a smooth pin at 0, and the cable AB which is in tension as shown. 1.5 m 60° B -1.2 m What is the magnitude of the Vertical reaction force at O (Answer in Newtons) Answer: Nexarrow_forward
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