Vector Mechanics for Engineers: Statics and Dynamics
12th Edition
ISBN: 9781259638091
Author: Ferdinand P. Beer, E. Russell Johnston Jr., David Mazurek, Phillip J. Cornwell, Brian Self
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 6.4, Problem 6.144P
To determine
All forces acting on grip arm
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Exercises:
1. The box wrench in Fig. 99 is used to
tighten the bolt at A. If the wrench does
not turn when the load is applied to the
handle, determine the torque or moment
applied to the bolt and the force of the
wrench on the bolt.
300 mm
400 mm
60°
12
52'N
30 N
Fig. 99
2. Determine the horizontal and vertical
750 lb
components of reaction on the member
at the pin A, and the normal reaction at
the roller B in Fig. 100.
3 ft
3 ft
2 ft
30
Fig. 100
3. The uniform smooth rod shown in Fig. 101 is
subjected to a force and couple moment. If
the rod is supported at A by a smooth wall and
at B and C either at the top or bottom by
rollers, determine the reactions at these
supports. Neglect the weight of the rod.
2 m
4 m
4000 N m
2m
B
300 N
2 m
30°
Fig. 101
4. Determine the support reactions on
the member in Fig. 102. The collar at
A is fixed to the member and can
slide vertically along the vertical
shaft.
900 N
1.5 m-
1.5 m
1 m
45°
500 N m
Determine the internal forces at point K when a semicircular rod is loaded.
Arm ABC is connected by pins to a collar at Band to crank CD at C. Neglect the effect of friction.
160 mm
90 mm
A
180 mm
B
M
320 mm
D
125 mm
300 mm
Draw the free-body diagram of the member ABC and CD.
Chapter 6 Solutions
Vector Mechanics for Engineers: Statics and Dynamics
Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Determine the force in each member of the truss...
Ch. 6.1 - Determine the force in each member of the Gambrel...Ch. 6.1 - Determine the force in each member of the Howe...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Using the method of joints, determine the force in...Ch. 6.1 - Determine the force in each member of the Warren...Ch. 6.1 - Solve Problem 6.15 assuming that the load applied...Ch. 6.1 - Determine the force in each member of the Pratt...Ch. 6.1 - The truss shown is one of several supporting an...Ch. 6.1 - Determine the force in each member of the Pratt...Ch. 6.1 - Prob. 6.20PCh. 6.1 - Determine the force in each of the members located...Ch. 6.1 - Determine the force in member DE and in each of...Ch. 6.1 - Determine the force in each of the members located...Ch. 6.1 - The portion of truss shown represents the upper...Ch. 6.1 - For the tower and loading of Prob. 6.24 and...Ch. 6.1 - Solve Problem 6.24 assuming that the cables...Ch. 6.1 - Determine the force in each member of the truss...Ch. 6.1 - Determine the force in each member of the truss...Ch. 6.1 - Determine whether the trusses of Problems 6.31a,...Ch. 6.1 - Determine whether the trusses of Problems 6.31b,...Ch. 6.1 - For the given loading, determine the zero-force...Ch. 6.1 - Prob. 6.32PCh. 6.1 - For the given loading, determine the zero-force...Ch. 6.1 - Prob. 6.34PCh. 6.1 - Prob. 6.35PCh. 6.1 - Prob. 6.36PCh. 6.1 - The truss shown consists of six members and is...Ch. 6.1 - The truss shown consists of nine members and is...Ch. 6.1 - The truss shown consists of nine members and is...Ch. 6.1 - Solve Prob. 6.39 for P = 0 and Q = (900 N)k. 6.39...Ch. 6.1 - The truss shown consists of 18 members and is...Ch. 6.1 - The truss shown consists of 18 members and is...Ch. 6.2 - Determine the force in members BD and DE of the...Ch. 6.2 - Determine the force in members DG and EG of the...Ch. 6.2 - Determine the force in members BD and CD of the...Ch. 6.2 - Determine the force in members DF and DG of the...Ch. 6.2 - A floor truss is loaded as shown. Determine the...Ch. 6.2 - A floor truss is loaded as shown. Determine the...Ch. 6.2 - Determine the force in members CD and DF of the...Ch. 6.2 - Determine the force in members CE and EF of the...Ch. 6.2 - Determine the force in members DE and DF of the...Ch. 6.2 - Prob. 6.52PCh. 6.2 - Determine the force in members DF and DE of the...Ch. 6.2 - Prob. 6.54PCh. 6.2 - A Pratt roof truss is loaded as shown. Determine...Ch. 6.2 - A Pratt roof truss is loaded as shown. Determine...Ch. 6.2 - A Howe scissors roof truss is loaded as shown....Ch. 6.2 - A Howe scissors roof truss is loaded as shown....Ch. 6.2 - Determine the force in members AD, CD, and CE of...Ch. 6.2 - Determine the force in members DG, FG, and FH of...Ch. 6.2 - Determine the force in member GJ of the truss...Ch. 6.2 - Determine the force in members DG and FH of the...Ch. 6.2 - Determine the force in members CD and JK of the...Ch. 6.2 - Determine the force in members DE and KL of the...Ch. 6.2 - The diagonal members in the center panels of the...Ch. 6.2 - The diagonal members in the center panels of the...Ch. 6.2 - Prob. 6.67PCh. 6.2 - Prob. 6.68PCh. 6.2 - Classify each of the structures shown as...Ch. 6.2 - Classify each of the structures shown as...Ch. 6.2 - Prob. 6.71PCh. 6.2 - 6.70 through 6.74 classify as determinate or...Ch. 6.2 - 6.70 through 6.74 classify as determinate or...Ch. 6.2 - 6.70 through 6.74 classify as determinate or...Ch. 6.3 - For the frame and loading shown, draw the...Ch. 6.3 - For the frame and loading shown, draw the...Ch. 6.3 - Draw the free-body diagram(s) needed to determine...Ch. 6.3 - Knowing that the pulley has a radius of 0.5 m,...Ch. 6.3 - and 6.76 Determine the force in member BD and the...Ch. 6.3 - and 6.76 Determine the force in member BD and the...Ch. 6.3 - For the frame and loading shown, determine the...Ch. 6.3 - Determine the components of all forces acting on...Ch. 6.3 - The hydraulic cylinder CF, which partially...Ch. 6.3 - The hydraulic cylinder CF, which partially...Ch. 6.3 - Determine the components of all forces acting on...Ch. 6.3 - Determine the components of all forces acting on...Ch. 6.3 - Determine the components of the reactions at A and...Ch. 6.3 - Determine the components of the reactions at D and...Ch. 6.3 - Determine the components of the reactions at A and...Ch. 6.3 - Determine the components of the reactions at A and...Ch. 6.3 - Prob. 6.87PCh. 6.3 - The 48-lb load can be moved along the line of...Ch. 6.3 - The 48-lb load is removed and a 288-lb in....Ch. 6.3 - (a) Show that, when a frame supports a pulley at...Ch. 6.3 - Knowing that each pulley has a radius of 250 mm,...Ch. 6.3 - Knowing that the pulley has a radius of 75 mm,...Ch. 6.3 - Two 9-in.-diameter pipes (pipe 1 and pipe 2) are...Ch. 6.3 - Prob. 6.94PCh. 6.3 - Prob. 6.95PCh. 6.3 - Prob. 6.96PCh. 6.3 - Prob. 6.97PCh. 6.3 - Prob. 6.98PCh. 6.3 - Knowing that P = 90 lb and Q = 60 lb, determine...Ch. 6.3 - Knowing that P = 90 lb and Q = 60 lb, determine...Ch. 6.3 - For the frame and loading shown, determine the...Ch. 6.3 - For the frame and loading shown, determine the...Ch. 6.3 - Knowing that P = 15 lb and Q = 65 lb, determine...Ch. 6.3 - Knowing that P = 25 lb and Q = 55 lb, determine...Ch. 6.3 - For the frame and loading shown, determine the...Ch. 6.3 - Prob. 6.106PCh. 6.3 - The axis of the three-hinge arch ABC is a parabola...Ch. 6.3 - The axis of the three-hinge arch ABC is a parabola...Ch. 6.3 - Prob. 6.109PCh. 6.3 - Prob. 6.110PCh. 6.3 - 6.111, 6.112, and 6.113 Members ABC and CDE are...Ch. 6.3 - Prob. 6.112PCh. 6.3 - 6.111, 6.112, and 6.113 Members ABC and CDE are...Ch. 6.3 - Members ABC and CDE are pin-connected at C and...Ch. 6.3 - Solve Prob. 6.112 assuming that the force P is...Ch. 6.3 - Solve Prob. 6.114 assuming that the force P is...Ch. 6.3 - Prob. 6.117PCh. 6.3 - Prob. 6.118PCh. 6.3 - 6.119 through 6.121 Each of the frames shown...Ch. 6.3 - 6.119 through 6.121 Each of the frames shown...Ch. 6.3 - 6.119 through 6.121 Each of the frames shown...Ch. 6.4 - An 84-lb force is applied to the toggle vise at C....Ch. 6.4 - For the system and loading shown, draw the...Ch. 6.4 - Prob. 6.7FBPCh. 6.4 - The position of member ABC is controlled by the...Ch. 6.4 - The shear shown is used to cut and trim...Ch. 6.4 - A 100-lb force directed vertically downward is...Ch. 6.4 - Prob. 6.124PCh. 6.4 - The control rod CE passes through a horizontal...Ch. 6.4 - Solve Prob. 6.125 when (a) = 0, (b) = 6. Fig....Ch. 6.4 - The press shown is used to emboss a small seal at...Ch. 6.4 - The press shown is used to emboss a small seal at...Ch. 6.4 - Prob. 6.129PCh. 6.4 - The pin at B is attached to member ABC and can...Ch. 6.4 - Arm ABC is connected by pins to a collar at B and...Ch. 6.4 - Arm ABC is connected by pins to a collar at B and...Ch. 6.4 - The Whitworth mechanism shown is used to produce a...Ch. 6.4 - Prob. 6.134PCh. 6.4 - and 6.136 Two rods are connected by a slider block...Ch. 6.4 - and 6.136 Two rods are connected by a slider block...Ch. 6.4 - 6.137 and 6.138 Rod CD is attached to the collar D...Ch. 6.4 - 6.137 and 6.138 Rod CD is attached to the collar D...Ch. 6.4 - Two hydraulic cylinders control the position of...Ch. 6.4 - Prob. 6.140PCh. 6.4 - A steel ingot weighing 8000 lb is lifted by a pair...Ch. 6.4 - If the toggle shown is added to the tongs of Prob....Ch. 6.4 - A 9-m length of railroad rail of mass 40 kg/m is...Ch. 6.4 - Prob. 6.144PCh. 6.4 - The pliers shown are used to grip a...Ch. 6.4 - Prob. 6.146PCh. 6.4 - In using the bolt cutter shown, a worker applies...Ch. 6.4 - The upper blade and lower handle of the...Ch. 6.4 - Prob. 6.149PCh. 6.4 - and 6.150 Determine the force P that must be...Ch. 6.4 - Prob. 6.151PCh. 6.4 - Prob. 6.152PCh. 6.4 - The elevation of the platform is controlled by two...Ch. 6.4 - For the frame and loading shown, determine the...Ch. 6.4 - The telescoping arm ABC is used to provide an...Ch. 6.4 - The telescoping arm ABC of Prob. 6.155 can be...Ch. 6.4 - The motion of the backhoe bucket shown is...Ch. 6.4 - Prob. 6.158PCh. 6.4 - The gears A and D are rigidly attached to...Ch. 6.4 - In the planetary gear system shown, the radius of...Ch. 6.4 - Two shafts AC and CF, which lie in the vertical xy...Ch. 6.4 - Two shafts AC and CF, which lie in the vertical xy...Ch. 6.4 - The large mechanical tongs shown are used to grab...Ch. 6 - Using the method of joints, determine the force in...Ch. 6 - Using the method of joints, determine the force in...Ch. 6 - A stadium roof truss is loaded as shown. Determine...Ch. 6 - A stadium roof truss is loaded as shown. Determine...Ch. 6 - Determine the components of all forces acting on...Ch. 6 - Prob. 6.169RPCh. 6 - Knowing that the pulley has a radius of 50 mm,...Ch. 6 - For the frame and loading shown, determine the...Ch. 6 - For the frame and loading shown, determine the...Ch. 6 - Water pressure in the supply system exerts a...Ch. 6 - A couple M with a magnitude of 1.5 kNm is applied...Ch. 6 - Prob. 6.175RP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- ed While tapping a hole, a machinist applies the horizontal forces shown, P= 3.4 lb and Q=3.15 lb, to the handle of the tap wrench. Show that these forces are equivalent to a single force, and specify, if possible, the point of application of the single force on the handle. 25 in The single force is applied on an extension of handle BD at a distance of 78.24in. to the right of B.arrow_forwardThe 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.arrow_forward4. The rigid link is supported by a pin at A, a steel wire BC having an unstretched length of 300 mm and cross-sectional area of 20 mm², and a short aluminum block having a length of 100 mm under no load and cross-sectional area of 40 mm². If the link is subjected to a vertical force of 550 N as shown, determine the force in wire BC and the aluminum block, and the rotation of the link about pin A. Est = 200 GPa, EA = 70 GPa. 300 mm B 200 mm 550N 250mm D A 250 mm 100 mmarrow_forward
- The motion of the bucket of the front-end loader shown is controlled by two arms and a linkage that are pin-connected at D . The arms are located symmetrically with respect to the central, vertical, and longitudinal plane of the loader; one arm AFJ and its control cylinder EF are shown. The single linkage GHDB and its control cylinder BC are located in the plane of symmetry. For the position and loading shown, determine the force exerted (a) by cylinder BC, (b) by cylinder EF.arrow_forwardLet us model the illustrated crusher as a planar mechanism that is subjected to the pushing force P on the lower "L-shaped" handle, i.e. link CDE. Note that link CDE is one solid piece, pinned at D and E. Knowing that the orange horizontal member AB has a square peg at A that slides vertically in the slot on the blue frame, that the can is centered under the pin at B and that P = 60 N, 0 = 15°, 6 = 10°, a = 60 mm, b = 230 mm, c = 60 mm, and d = 25 mm, determine the force magnitude F in N exerted on the can from the mechanism. F = d A Probably the l loger in th N arls rg a B E b P Carrow_forwardThe round stepped shaft (diameters d and D) shown below is a design for an exoplanet rover wheel axle. Assuming the wheel is stuck, a torque from the motor is transmitted to the axle but it is not rotating. The reaction of the weight of the rover on the ground and the torque the wheel applies to the ground are represented by the force F acting in the center of the wheel hub (not shown) at point C. There is a sharp fillet at B with radius r shown below. Bearings are shown at point A and next to point B. You may assume the bearing at B resists the bending moment caused by the force F and acts like a fixed reaction. В A L2 L1 T L3 - ØD Ød R. r F SUBMIT ANSWERS HERE: Paramete Parameter Value Value SUT (tension) 400 MPa | L1 400 mm Suc (Compression) 600 Мра L2 200 mm Sy 380 MPа L3 100 mm 600 N-m ø d 40 mm F 0.2 kN ø D 55 mm R. r 8 mmarrow_forward
- ab 32 4 in 8 in 44R The assembly shown has the dinensions given above. When a force of F 220 ib is applied, find the tension in the rope, and the force that body CDEG exerts on body ABC at point C. Note: The distance AG is delberately not provided Forces: T 541.6717557b Fe 118 6095643/b(Denote a nghtward force with a positive value, a leftward force with a negative valearrow_forwardThe blade of the bulldozer shown below is rigidly attached to a linkage consisting of the arm AB, which is controlled by the hydraulic cylinder BC. There is an identical linkage on the other side of the bulldozer. Applied loads shown are for both linkages and F = 656 kN. (a) Determine the magnitude of the pin reaction at A in kN. (b) Determine the magnitude of the pin reaction at B in kN. (c) Determine the magnitude of the pin reaction at C in kN.arrow_forwardThe homogeneous 240-lb bar is supported by a rough horizontal surface at A, a smooth vertical surface at B, and the cable BC. Draw the FBD of the bar and count the unknowns.arrow_forward
- Answer the following question: 4. Find the forces at points A and B of the landing gear shown.arrow_forwardPlease answer this NEATLY, COMPLETELY, and CORRECTLY for an UPVOTE. The frame, loaded as shown, is pin-supported at A using two support plates and at B using one support plate. There are two members EF connecting members ACE and BDF. Members ACE and BDF have a width of 5 in and thickness of 1.5 in, while members EF and CD have a width of 4 in and thickness of 2 in. The support plates at A and B are 1.75-in-thick. Using a factor of safety FS, determine the range of values for the diameter of the pins based on the following known stresses at failure:• normal stress of 100 ksi for link EF,• shear stress of 150 ksi for pins A, C, and E, and • bearing stress of 80 ksi for member ACE and the support plates at A and B. All pins are identical. Express your final answers to the nearest 1/16 of an inch.arrow_forwardA mechanic is reinstalling a newly-sharpened blade on a lawn mower. A wedged-in block of wood at C prevents the blade from rotating as the 34-lb force is applied to the wrench handle. The blade is bolted to a bracket attached to the motor shaft O, which protrudes through the bracket and blade. Determine the normal force at C. State any assumptions. Does it matter whether the bolt at B is installed? 6.9" 34 lb Answer: Nc= i 2.02.0" OoOB -9" C lbarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- International Edition---engineering Mechanics: St...Mechanical EngineeringISBN:9781305501607Author:Andrew Pytel And Jaan KiusalaasPublisher:CENGAGE L
International Edition---engineering Mechanics: St...
Mechanical Engineering
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:CENGAGE L
Types Of loads - Engineering Mechanics | Abhishek Explained; Author: Prime Course;https://www.youtube.com/watch?v=4JVoL9wb5yM;License: Standard YouTube License, CC-BY