Problem 9.1P: Write the direct stress formula in its three forms and explain the meaning of each one. Problem 9.2P: A 6-in-diameter concrete test cylinder is loaded with a compressive force of 113.1 kips, as shown.... Problem 9.3P: Determine the tensile stress in each segment of the bar shown. Segment AB has a square cross section... Problem 9.4P: Calculate the stress developed in the following members that are each subjected to an axial tensile... Problem 9.5P: The following members are subjected to axial tensile loads of 16,000 lb. Determine the stress... Problem 9.6P: Determine the stresses in the two segments of the bar shown. Segment A has a diameter of 114 in. and... Problem 9.7P: A bin weighing 8 tons is supported by three steel tension rods. Each rod is 58 in. in diameter.... Problem 9.8P: Diameters of small commercially available steel rods vary by sixteenths of an inch. Select the... Problem 9.9P: A No. 32 (metric designation) reinforcing bar for concrete has a diameter of 32 mm. The baris cut to... Problem 9.10P: In the bolted connection of Figure 9.12 , assume that the bolts are 78 in. in diameter and that the... Problem 9.11P: Compute the force required to punch a 1-in.-diameter hole through a 12 - in. - thick boiler plate.... Problem 9.12P: The 34 — in. — diameter bolt shown is subjected to a 6000-lb tensile load. The bolt passes through a... Problem 9.13P: Why is strain unitless (or dimensionless)? Problem 9.14P: (a) Given =1.2in. and L=100ft calculate (b) Given =0.5ft and =0.00030 , calculate L. (c) Given... Problem 9.15P: A short compression member 2 in. by 2 in. in cross section and 8 in. long is subjected to a 40,000... Problem 9.16P: A 100-ft-long rod is suspended from one end. The diameter of the rod is 1 in. and the total... Problem 9.17P: Compute the total elongation of a steel bar, originally 25 in. long, if the induced tensile stress... Problem 9.18P: A steel rod 34 in. in diameter and 25 ft long is subjected to an axial tensile load of 15,000 lb.... Problem 9.19P: An aluminum rod 25mm in diameter and 4m long is subjected to an axial tensile load of 65 kN. Compute... Problem 9.20P: A steel rod 10 ft long is made up of two 5 ft lengths, one 34 in. in diameter and the other 12 in.... Problem 9.21P: A titanium alloy bar elongates 0.500 in. when subjected to an axial tensile load of 100 k. The bar... Problem 9.22CP: Write a program that will calculate the allowable axial tensile load that may be applied on a round... Problem 9.23CP: Write a program that will compute stress, strain, and total deformation for an aluminum bar. Use E =... Problem 9.24CP: The Viking Bin Company manufactures suspended bins weighing from 4 tons to 20 tons (in 2-ton... Problem 9.25CP: Write a computer program that will calculate the allowable load for a single-shear bolted lap... Problem 9.26SP: The joint between a diagonal and a chord in a timber truss is shown. The compressive force P in the... Problem 9.27SP: In Problem 9.26, find the required length of the shear plane ac assuming the timber to be hem-fir.... Problem 9.28SP: A column is supported by a base plate, pedestal, and footing, as shown. The load applied on the... Problem 9.29SP: If the soil pressure under the footing of Problem 9.28 were limited to 2.5 ksf, what would be the... Problem 9.30SP: A hopper weighing 75 kN is supported by three 19-mm-diameter steel rods. Calculate the tensile... Problem 9.31SP: A steel bar has a rectangular cross section 25 mm by 100 mm and an allowable tensile stress of 140... Problem 9.32SP: A steel wire is suspended vertically from its upper end. The wire is 400 ft long and has a diameter... Problem 9.33SP: A W1240 shape is subjected to a tensile load of 190 kips, as shown. Find the stress at a transverse... Problem 9.34SP: Calculate the required diameter of steel tie rods necessary to support a balcony. Each rod,... Problem 9.35SP: A 30-ft-long steel rod of circular cross section is to support a balcony. The tensile load in the... Problem 9.36SP: Consider the bolted lap joint shown in Figure 9.12. Assume that the joint consists of two steel... Problem 9.37SP: An inclined member is braced with a glued block, as shown. The ultimate shear stress in the glued... Problem 9.38SP: Calculate the force a punch press must exert if it is to punch out a large washer from a strip of... Problem 9.39SP: A 34 - in. - diameter punch is used to punch a hole through a steel plate 12 in. thick. The force... Problem 9.40SP: A control arm is keyed to a 1-in. -diameter shaft and a link transmits a 40 lb force to the end of... Problem 9.41SP: Calculate the required width b for the key of Problem 9.40 if the link transmits a 60-lb force and... Problem 9.42SP: A 25-mm-diameter aluminum rod, 3 m long, is subjected to an axial tensile load of 67 kN. Assume a... Problem 9.43SP: A short timber post of Douglas fir is subjected to an axial compressive load of 40,000 Ib. The... Problem 9.44SP: A 1 00-ft surveyor’s steel tape with a cross-sectional area of 0.005 in.2 is subjected to a 15- lb... Problem 9.45SP: An 18-in-long steel rod is subjected to a tensile load of 12,000 lb. The rod has a diameter 114 in.... Problem 9.46SP: Compute the magnitude of the tensile load that would produce a strain of 0.0007 in a 26- mm-diameter... Problem 9.47SP: A 5-mm-diameter steel wire, 18 m in length, is used in the manufacture of prestressed concrete... Problem 9.48SP: A structural steel rod 112 in. in diameter and 20 ft long supports a balcony and is subjected to an... Problem 9.49SP: A rectangular structural steel eyebar 34 in. thick and 24 ft long between centers of end pins is... Problem 9.50SP: 9.50 A
in. — diameter steel rod, 100 ft long, is hanging vertically. Compute the total elongation of... Problem 9.51SP: For the truss shown, compute the total deformation of member CD due to the applied load of 100 kips.... Problem 9.52SP: A steel bar with a cross section of 12 in. by 12 in. is subjected to the axial loads shown. Compute... Problem 9.53SP: Rework Problem 9.52 , changing the second load from the left to 14,000 lb and the third load from... Problem 9.54SP: In the structure shown, the tie-back BC is a round steel rod having a diameter of 17 mm. The steel... Problem 9.55SP: A hook is suspended by two steel wires, as shown. The wires are 14 in. in diameter. A load of 1 ton... Problem 9.56SP: The trolley of a small hoist is supported on a horizontal beam, as shown. The maximum mass to be... Problem 9.57SP: The steel piston rod to the master cylinder has a diameter of 516 in. Determine the stress in the... Problem 9.58SP: A stranded steel brake cable is composed of 7 wires, each having a diameter of 0.047 in. Determine... Problem 9.59SP: The piston of a steam engine is 400 mm in diameter and its stroke is 600 mm. The maximum steam... format_list_bulleted