1 The Nature Of Mechanical Design The Big Picture 2 Materials In Mechanical Design 3 Stress And Deformation Analysis 4 Combined Stresses And Stress Transformation The Big Picture 5 Design For Different Types Of Loading The Big Picture 6 Columns 7 Belt Drives, Chain Drives, And Wire Rope 8 Kinematics Of Gears 9 Spur Gear Design 10 Helical Gears, Bevel Gears, And Wormgearing 11 keys, Couplings, And Seals 12 Shaft Design 13 Tolerances And Fits 14 Rolling Contact Bearings 15 Completion Of The Design Of A Power Transmission 16 Plain Surface Bearings 17 Linear Motion Elements 18 Springs 19 Fasteners 20 Machine Frames, Bolted Connections, And Welded Joints 21 Electric Motors And Controls 22 Motion Control: Clutches And Brakes+ 23 Design Projects expand_more
Chapter Questions expand_more
Problem 1P: A tensile member in a machine structure is subjected to a steady load of 4.50 kN. It has a length of... Problem 2P: Compute the stress in a round bar having a diameter of 10.0 mm and subjected to a direct tensile... Problem 3P: Compute the stress in a rectangular bar having cross-sectional dimensions of 10.0 mm by 30.0 mm when... Problem 4P: A link in a packaging machine mechanism has a square cross section 0.40 in on a side. It is... Problem 5P: Two circular rods support the 3800 lb weight of a space heater in a warehouse. Each rod has a... Problem 6P: A tensile load of 5.00 kN is applied to a square bar, 12 mm on a side and having a length of 1.65 m.... Problem 7P: An aluminum rod is made in the form of a hollow square tube, 2.25 in outside, with a wall thickness... Problem 8P: Compute the stress in the middle portion of rod AC in Figure P38if the vertical force on the boom is... Problem 9P: Compute the forces in the two angled rods in FigureP39for an applied force, F=1500lb, if the angle ... Problem 10P: If the rods from Problem 9 are circular, determine their required diameter if the load is static and... Problem 11P: Repeat Problems 9 and 10 if the angle is 15 . Problem 12P: Figure P312 shows a small truss spanning between solid supports and suspending a 10.5 kN load. The... Problem 13P: The truss shown in Figure P313 spans a total space of 18.0 ft and carries two concentrated loads on... Problem 14P: Figure P314 shows a short leg for a machine that carries a direct compression load. Compute the... Problem 15P: Consider the short compression member shown in Figure P315. Compute the compressive stress if the... Problem 16P: Refer Figure P38 . Each of the pins at A, B, and C has a diameter of 0.50 in and is loaded in double... Problem 17P: Compute the shear stress in the pins connecting the rods shown in Figure P39 when a load of F=1500lb... Problem 18P Problem 19P Problem 20P Problem 21P Problem 22P: Compute the torsional shear stress in a circular shaft with a diameter of 50 mm that is subjected to... Problem 23P: If the shaft of Problem 22 is 850 mm long and is made of steel, compute the angle of twist of one... Problem 24P: Compute the torsional shear stress due to a torque of 88.0lbin in a circular shaft having a 0.40-in... Problem 25P: Compute the torsional shear stress in a solid circular shaft having a diameter of 1.25 in that is... Problem 26P: Compute the torsional shear stress in a hollow shaft with an outside diameter of 40 mm and an inside... Problem 27P: Compute the angle of twist for the hollow shaft of Problem 26 over a length of 400 mm. The shaft is... Problem 28P: A square steel bar, 25 mm on a side and 650 mm long, is subjected to a torque of 230Nm. Compute the... Problem 29P: A 3.00 in-diameter steel bar has a flat milled on one side, as shown in Figure P329. If the shaft is... Problem 30P: A commercial steel supplier lists rectangular steel tubing having outside dimensions of 4.00 by 2.00... Problem 31P: A beam is simply supported and carries the load shown in Figure P331. Specify suitable dimensions... Problem 32P: For each beam of Problem 31, compute its weight if the steel weighs 0.283lb/in3. Problem 33P: For each beam of Problem 31, compute the maximum deflection and the deflection at the loads. Problem 34P: For the beam loading of Figure P334, draw the complete shearing force and bending moment diagrams,... Problem 35P: For the beam loading of Figure P334, design the beam choosing a commercially available shape in... Problem 36P: Figure P336 shows a beam made from 4 in schedule 40 steel pipe. Compute the deflection at points A... Problem 37P: Select an aluminum I-beam shape to carry the load shown in Figure P337 with a maximum stress of 12... Problem 38P: Figure P338 represents a wood joist for a platform, carrying a uniformly distributed load of 120... Problem 39P: For Problems 39 through 50, draw the free-body diagram of only the horizontal beam portion of the... Problem 40P Problem 41P: For Problems 39 through 50, draw the free-body diagram of only the horizontal beam portion of the... Problem 42P Problem 43P Problem 44P Problem 45P: For Problems 39 through 50, draw the free-body diagram of only the horizontal beam portion of the... Problem 46P: For Problems 39 through 50, draw the free-body diagram of only the horizontal beam portion of the... Problem 47P: For Problems 39 through 50, draw the free-body diagram of only the horizontal beam portion of the... Problem 48P: For Problems 4850, draw the free-body diagram of the main shaft portion, labeled A, B, and C.... Problem 49P: For Problems 4850, draw the free-body diagram of the main shaft portion, labeled A, B, and C.... Problem 50P Problem 51P: Compute the maximum tensile stress in the bracket shown in Figure P351. Problem 52P: Compute the maximum tensile and compressive stresses in the horizontal beam shown in FigureP352. Problem 53P: For the lever shown in Figure P353 (a), compute the stress at section A near the fixed end. Then... Problem 54P: Compute the maximum tensile stress at sections A and B on the crane boom shown in Figure P354 Problem 55P Problem 56P: Refer to Figure P38. Compute the maximum tensile and compressive stresses in the member B-C if the... Problem 57P Problem 58P: Refer to P342. Compute the maximum stress in the horizontal portion of the bar, and tell where it... Problem 59P: Refer to P343. Compute the maximum stress in the horizontal portion of the bar, and indicate where... Problem 60P Problem 61P: Figure P361 shows a valve stem from an engine subjected to an axial tensile load applied by the... Problem 62P: The conveyor fixture shown in Figure P362 carries three heavy assemblies (1200 lb each). Compute the... Problem 63P: For the flat plate in tension in Figure P363, compute the stress at each hole, assuming that the... Problem 64P: For Problems 64 through 68, compute the maximum stress in the member, considering stress... Problem 65P: For Problems 64 through 68, compute the maximum stress in the member, considering stress... Problem 66P: For Problems 64 through 68, compute the maximum stress in the member, considering stress... Problem 67P: For Problems 64 through 68, compute the maximum stress in the member, considering stress... Problem 68P Problem 69P: Figure P369 shows a horizontal beam supported by a vertical tension link. The cross sections of both... Problem 70P Problem 71P Problem 72P: The beam shown in Figure P372 is a stepped, flat bar having a constant thickness of 1.20 in. It... Problem 73P: Figure P373 shows a stepped, flat bar having a constant thickness of 8.0 mm. It carries three... Problem 74P: Figure P374 shows a bracket carrying opposing forces of F=2500N.Compute the stress in the upper... Problem 75P Problem 76P: Figure P376 shows a lever made from a rectangular bar of steel. Compute the stress due to bending at... Problem 77P: For the lever in P376, determine the maximum stress if the attachment point is moved to each of the... Problem 78P: Figure P378 shows a shaft that is loaded only in bending. Bearings are located at points B and D to... Problem 79P Problem 80P Problem 81P: A hanger is made from ASTM A36 structural steel bar with a square cross section, 10 mm on a side, as... Problem 82P: A coping saw frame shown in Figure P382 is made from SAE 1020 CD steel. A screw thread in the handle... Problem 83P Problem 84P: Figure P384 shows a hand garden tool used to break up soil. Compute the force applied to the end of... Problem 85P: Figure P385 shows a basketball backboard and goal attached to a steel pipe that is firmly cemented... Problem 86P format_list_bulleted