DESIGN OF MACHINERY
6th Edition
ISBN: 9781260113310
Author: Norton
Publisher: RENT MCG
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Textbook Question
Chapter 2, Problem 2.5P
Are the joints in Problem 2-3 force closed or form closed?
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1. Sketch kinematic diagram
2. Identify number of links, 1 dof joints, 2 dof joints, and 3 dof joints.
3.Calculate the number of degrees of freedom for each mechanism.
Please calculate the degrees of freedom only for the mechanism of the toilet tank shown in the picture
For the 3 mechanisms shown below. find their degrees of freedom. Label all links and joints clearly.
Statics;
Method of joints
Solve the following problems with accompanying complete-detailed solutions, then box your final answer, otherwise.
Chapter 2 Solutions
DESIGN OF MACHINERY
Ch. 2 - Find three (or other number as assigned) of the...Ch. 2 - How many DOF do you have in your wrist and hand...Ch. 2 - How many DOF do the following joints have? Your...Ch. 2 - How many DOF do the following have in their normal...Ch. 2 - Are the joints in Problem 2-3 force closed or form...Ch. 2 - Describe the motion of the following items as pure...Ch. 2 - Calculate the mobility of the linkages assigned...Ch. 2 - Identify the items in Figure P2-1 as mechanisms,...Ch. 2 - Use linkage transformation on the linkage of...Ch. 2 - Prob. 2.10P
Ch. 2 - Use number synthesis to find all the possible link...Ch. 2 - Prob. 2.12PCh. 2 - Use linkage transformation to create a 1-DOF...Ch. 2 - Use linkage transformation to create a 1-DOF...Ch. 2 - Calculate the Grashof condition of the fourbar...Ch. 2 - Prob. 2.16PCh. 2 - Describe the difference between a cam-follower...Ch. 2 - Examine an automobile hood hinge mechanism of the...Ch. 2 - Find an adjustable arm desk lamp of the type shown...Ch. 2 - The torque-speed curve for a 1/8 hp permanent...Ch. 2 - Find the mobility of the mechanisms in Figure...Ch. 2 - Find the Grashof condition and Barker...Ch. 2 - Find the rotatability of each loop of the...Ch. 2 - Find the mobility of the mechanisms in Figure...Ch. 2 - Find the mobility of the ice tongs in Figure P2-6:...Ch. 2 - Prob. 2.26PCh. 2 - Prob. 2.27PCh. 2 - Find the mobility of the corkscrew in Figure P2-9.Ch. 2 - Figure P2-10 shows Watts sun and planet drive that...Ch. 2 - Figure P2-11 shows a bicycle handbrake lever...Ch. 2 - Figure P2-12 shows a bicycle brake caliper...Ch. 2 - Find the mobility, the Grashof condition, and the...Ch. 2 - The approximate torque-speed curve and its...Ch. 2 - Prob. 2.34PCh. 2 - Prob. 2.35PCh. 2 - Sketch the equivalent linkage for the cam and...Ch. 2 - Describe the motion of the following rides,...Ch. 2 - For the mechanism in Figure P2-1 a, number the...Ch. 2 - Repeat Problem 2-38 for Figure P2-1b.Ch. 2 - Repeat Problem 2-38 for Figure P2-1c.Ch. 2 - Prob. 2.41PCh. 2 - Find the mobility, the Grashof condition, and the...Ch. 2 - Find the mobility, the Grashof condition, and the...Ch. 2 - Figure P2-20 shows a Rube Goldberg mechanism that...Ch. 2 - All the eightbar linkages in Figure 2-11 part 2...Ch. 2 - Prob. 2.46PCh. 2 - Prob. 2.47PCh. 2 - Find the mobility of the mechanism shown in Figure...Ch. 2 - Find the mobility of the mechanism shown in Figure...Ch. 2 - Find the mobility of the mechanism shown in Figure...Ch. 2 - Find the mobility of the mechanism shown in Figure...Ch. 2 - Prob. 2.52PCh. 2 - Prob. 2.53PCh. 2 - Repeat Problem 2-38 for Figure P2-1f.Ch. 2 - Repeat Problem 2-38 for Figure P2-1g.Ch. 2 - For the example linkage shown in Figure 2-4 find...Ch. 2 - For the linkage shown in Figure 2-5b find the...Ch. 2 - Prob. 2.58PCh. 2 - Figure P2-21b shows a mechanism. Find its mobility...Ch. 2 - Prob. 2.60PCh. 2 - Figure P2-21 d shows a log transporter. Draw a...Ch. 2 - Figure P2-21e shows a plow mechanism attached to a...Ch. 2 - Figure P2-22 shows a Hart inversor sixbar linkage....Ch. 2 - Figure P2-23 shows the top view of the partially...Ch. 2 - Figure P2-24a shows the seat and seat-back of a...Ch. 2 - Figure P2-24b shows the mechanism used to extend...Ch. 2 - Figure P2-24b shows the mechanism used to extend...Ch. 2 - Figure P2-25 shows a sixbar linkage. Is it a Watt...Ch. 2 - Use number synthesis o find all the possible link...Ch. 2 - Use number synthesis to find all the possible link...Ch. 2 - Prob. 2.71PCh. 2 - For the mechanism in Figure P2-26, number the...Ch. 2 - Figure P2-27 shows a schematic of an exercise...Ch. 2 - Calculate the mobility of the linkage in Figure...Ch. 2 - Calculate the Grashof condition of the fourbar...Ch. 2 - The drum brake mechanism in Figure P2-4g is a...
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- A planar mechanism has 8 links and 10 rotary joints. Find out the number of degrees of freedom of the mechanism, using Grubler's criterion,arrow_forwardShow Links/Joints in diagram. Need within 15-30min with correct answer (Don't hold for long time )arrow_forwardneed help with problem 4-22 pleasearrow_forward
- What I am struggling to understand from this problem. (1) Why does the external load not show up in the FBD of links 4 and 2? (2) why do points B and D not have a force in y-direction? Thank you.arrow_forwardThe forces shown in the following figure act on a specific screwed part. It can be noted that none of them acts directly on the known x and y axes. With this, what should be the force component acting on these axes? Options: a) The force on the x-axis is 20.54 N; and on the y-axis, it is 250.22 N. B) The force on the x-axis is -20.54 N; and on the y-axis, it is 230.22 N. c) The force on the x-axis is -22.54 N; and on the y-axis, it is 190.98 N. d) The force on the x-axis is 21.20 N; and on the y-axis, it is -234.89 N. e) The force on the x-axis is -20.54 N; and on the y-axis, it is 250.22 N.arrow_forwardDraw also free body diagram the bulkhead in problem 5-41arrow_forward
- Figure P5-24 shows a hydraulic cylinder that pushes a heavy tool during the outward stroke, placing a compressive load of 400 lb in the piston rod. During the return stroke, the rod pulls on the tool with a force of 1500 lb. Compute the resulting design factor for the .60 in diameter rod when subjected to this pattern of forces for many cycles. The material is AISI 4130 WQT 1300 steel. If the resulting design factor is much different from 4.0, determine the size of rod that would produce N=4.0arrow_forwardFor every of the mechanisms draw the kinematic diagram and calculate the mobility (Degrees of Freedom). Mention your assumptions if any.arrow_forwardOnly problem 2.3-3arrow_forward
- A series of three links is given with lengths of 2.4 ", 7.2" and 3.4 ", select the length of a fourth link, that when assembling the mechanism one of the links can be driven by a motor that rotates continuously. Mechanism is according to Grashoff, show all your operations to justify your resultsarrow_forwardPlease draw the Kinematic diagram with joints and links, then solve the problemarrow_forwardwhy is the external load not shown in the free body diagram of limk 2 and 4?arrow_forward
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