A two-story hotel has interior columns for the rooms that are spaced 6 m apart in two perpendicular directions. Determine the reduced live load supported by a typical interior column on the first...
The state of strain at the point on the leaf of the caster assembly has components of õ x = - 400 (10 -6 ), õ y = 860(10 -6 ), and ó xy = 375(10 -6 ). Use the...
Due to the load P, the state of strain at the point on the bracket has components of ε x = 500(10 -6 ), ε y = 350(10 -6 ), and γ xy = -430(10 -6 ). Use the...
A single strain gage, placed in the vertical plane on the outer surface and at an angle 60° to the axis of the pipe, gives a reading at point A of ε A = -250(10 -6 ). Determine the...
Solve Prob. 21 with a = 3 m, b = 4 m. The steel framework is used to support the reinforced stone concrete slab that is used for an office. The slab is 200 mm thick. B.
A single strain gage, placed in the vertical plane on the outer surface and at an angle of 60° to the axis of the pipe, gives a reading at point A of ε A = -250(10 -6 ). Determine...
The plate is made of Tobin bronze, which yields at Ï Y = 25 ksi. Using the maximum shear stress theory, determine the maximum tensile stress Ï x that can be applied to the plate if a...
The steel framework is used to support the 4-in. reinforced stone concrete slab that carries a uniform live loading of 500 Ib / ft 2 . Sketch the loading that acts along members BE and FED. Set b =...
Solve Prob. 29, with b = 12 ft, a = 4 ft. The steel framework is used to support the 4-in. reinforced stone concrete slab that carries a uniform live loading of 500 Ib / ft 2 . B.
The 304-stainless-steel cylinder has an inner diameter of 4 in. and a wall thickness of 0.1 in. If it is subjected to an internal pressure of p = 80 psi, axial load of 500 lb, and a torque of 70 lb...
Determine the reactions at the supports A and B of the compound beam.There is a pin at C. 2 kN/m B 4 m 6 m
Determine the horizontal and vertical components of reaction at A,C, and D.Assume the frame is pin connected at A,C, and D, and there is a fixed-connected joint at B. 50 kN 40 kN -1.5 m- -1.5 m- -2 m...
The arch structure is subjected to the loading shown. Determine the horizontal and vertical components of reaction at A and D, and the tension in the rod AD. 2 k/ft 3 ft 3 3 ft \D it -6 ft- - 4 ft--4...
Determine the maximum and minimum tension in the cable. - 10 m 10 m 16 kN/m
Determine the maximum uniform loading w, measured in b/ft, that the cable can support if it is capable of sustaining a maximum tension of 3000 lb before it will break. 50 ft 6 ft
The cable shown is subjected to the uniform load w 0 . Determine the ratio between the rise h and the span L that will result in using the minimum amount of material for the cable. Wo
Draw the shear and moment diagrams for the pin connected girders AB and BC. The cable has a parabolic shape. 9 ft 1 ft 2 k/ft 10 ft B 30 ft F10 ft-
Draw the shear and moment diagrams for the beam. Assume the support at B is a pin. 8 kN/m 6 m -1.5 m -
Draw the influence lines for (a) The vertical reaction at A, (b) The moment at A, and (c) The shear at B. Assume the support at A is fixed. Solve this problem using the basic method of Sec. 61. 5ft 5...
Draw the influence line for (a) The vertical reaction at A, (b) The shear at B, and (c) The moment at B. Assume A is fixed. Solve Prob. 69 using the Muller-Breslau principle. A B 2 m
Draw the influence lines for (a) The vertical reaction at A, (b) The shear at C, and (c) The moment at C. Solve this problem using the basic method of Sec. 61. B -3 ft-3 ft 6 ft 6 ft
A uniform live load of 1.8 kN/m and a single concentrated live force of 4 kN are placed on the floor beams. Determine (a) The maximum positive shear in panel BC of the girder and (b) The maximum...
Draw the influence line for the shear in panel CD of the girder. Determine the maximum negative live shear in panel CD due to a uniform live load of 500 lb/ft acting on the top beams. 8 ft 8 ft - 8...
A uniform live load of 0.6 k/ft and a single concentrated live force of 5 k are to be placed on the top beams. Determine (a) The maximum positive shear in panel BC of the girder, and (b) The maximum...
A uniform live load of 4 k/ft and a single concentrated live force of 20 k are placed on the floor beams. If the beams also support a uniform dead load of 700 lb/ft, determine (a) The maximum...
Draw the influence line for the force in member JE. K 8 ft A, font's |C G] |B 8 ft8 ft --8 t - - 8 ft-
Draw the influence line for the force in member CD. K 1.5 m DI B -2 m-2 m- 2 m -2 m - - 2 m -2 m- m
Draw the influence line for the force in member JK. K 1.5 m D| -2 m--2 m- 2 m -2 m- -2 m 2 m
Draw the influence line for the force in member DK. L K A 1.5 m B E F -2 m-2 m- -2 m-2 m- -2 m-2 m-
Draw the influence line for the force in member JI. K 3 m |D -4 m--4 m--4 m--4 m--4 m--4 m- --19
Draw the influence lines for (a) The vertical reaction at A, (b) The shear at C, and (c) The moment at C. Solve Prob. 611 using Muller-Breslaus principle. 6 ft 6 ft 3 ft- 3 ft-
Draw the influence lines for (a) The vertical reaction at A, (b) The vertical reaction at B, (c) The shear just to the right of the support at A, and (d) The moment at C. Assume the support at A is a...
The beam supports a uniform dead load of 0.4 k/ft, a live load of 1.5 k/ft, and a single live concentrated force of 8 k. Determine (a) The maximum positive moment at C, and (b) The maximum positive...
Draw the influence line for the force in member AL. K 3 m A IC |F -4 m--4 m--4 m--4 m--4 m-l-4 m- |B
Draw the influence line for the force in member BC of the Warren truss. Indicate numerical values for the peaks. All members have the same length. 60 60 E200t201- -20 ft- -20 ft- -20 ft-
Draw the influence line for the force in member BF of the Warren truss. Indicate numerical values for the peaks. All members have the same length. -20 ft- -20 ft- -20 ft-
Draw the influence line for the force in member FE of the Warren truss. Indicate numerical values for the peaks. All members have the same length. 60 60 -20 ft- -20 ft- -20 ft-
Draw the influence line for the force in member CL. 6 ft C D E 6 @ 9 ft = 54 ft - B F
Draw the influence line for the force in member DL. 6 ft C D E -6 @ 9 ft = 54 ft F B
Draw the influence line for the force in member CD. T 9ft 6 ft C D E 6 @ 9 ft = 54 ft F
Draw the influence line for the force in member CD. 3 m Fam--4 m-4 m-4m-4 m--4 m-
Draw the influence line for the force in member KJ. -4m-4m--4 m---4mt-4m--4 m-
Draw the influence line for the force in member CD, and then determine the maximum force (tension or compression) that can be developed in this member due to a uniform live load of 800 lb/ft which...
Draw the influence line for the force in member CF, and then determine the maximum force (tension or compression) that can be developed in this member due to a uniform live load of 800 lb/ft which is...
The trolley rolls at C and D along the bottom and top flange of beam AB. Determine the absolute maximum moment developed in the beam if the load supported by the trolley is 2 k. Assume the support at...
Determine the absolute maximum moment in the girder due to the loading shown. Tim 10 k 8k 3 k4k 3 ft 2 ft 2 ft -25 ft -
Determine the absolute maximum moment in the bridge girder due to the loading shown. 10 k 6k 8 ft -30 ft
Determine the absolute maximum shear in the bridge girder due to the loading shown. 10 k 6k 8 ft B 30 ft-
Determine the absolute maximum live shear and absolute maximum moment in the jib beam AB due to the 10-kN loading. The end constraints require 0.1 m ¤ x ¤ 3.9 m. 4 m 'A 10 kN
Determine the internal normal force, shear force, and bending moment in the beam at point C.The support at A is a roller and B is pinned. 5 kN 3 kN/m B 2 m 2 m
Determine (approximately) the force in each truss member of the portal frame. Also find the reactions at the fixed column supports A and B. Assume all members of the truss to be pin connected at...
Determine (approximately) the support actions at A,B, and C of the frame. 400 lb/ft 1200 lb/ft B 15 ft 20 ft
Draw (approximately) the moment diagram for girder PQRST and column BGLQ of the building frame. All columns have the same cross-sectional area. Use the cantilever method. 6k k 10 ft L. k J| 10 ft...
Determine the force F at the end of the beam C so that the displacement at C is zero. EI is constant. Use the conjugate-beam method. B
Using the conjugate-beam method determine the slope and the displacement at the end C of the beam. E = 200 GPa, I = 70 (10 6 ) mm 4 . 8 kN 4 kN E3 m - 3 m -3 m
Determine the slope at B and the maximum displacement of the beam. Use the moment-area theorems. Take E = 29(10 3 ) ksi, I = 500 in 4 , 15 k B 6 ft 6 ft -
Determine the maximum deflection between the supports A and B. EI is constant. Use the method of integration. L- 7.
Determine the slope and displacement at point A. Assume C is pinned. Use the principle of virtual work. EI is constant. 6 kN/m 3 m
Determine the vertical displacement of joint D. Use the method of virtual work. AE is constant. Assume the members are pin connected at their ends. 000 4 m 4 m - 15 kN 20 kN 000
Determine the force in member GB of the truss. AE is constant. 10 ft A D B 10 ft 10 ft 10ft 10 ft 10 k 15 k 5 k
Determine the reactions at the supports. Assume A and Care pins and the joint at Bis fixed connected. EI is constant. 4 k/ft 18 ft 2 k/ft 9 ft
Determine the reactions at the supports, then draw the moment diagram. Assume the support at A is a pin and B and C are rollers. EI is constant. 10 k 2.5 k/ft B. |-10 ft--10 ft -25 ft -
Determine the reactions at the supports, then draw the moment diagram. Assume A is a pin and B and C are rollers. EI is constant. 600 lb/ft 15 ft 15 ft
Determine the reactions at the supports, then draw the moment diagram. Assume the support at Bis a roller. EI is constant. 400 lb-ft - 8ft- 8 ft
Solve Prob. 106 for an element oriented u = 30° clockwise.
Briefly describe at least three likely results of poor construction project management.
Describe the principal objectives that a construction manager should have when carrying out a construction project.
Convert a volume of 480 cubic feet to cubic meters.
A hydraulic cylinder must be able to exert a force of 8700 lb. The piston diameter is 1.50 in. Compute the required pressure in the oil.
Determine your weight in newtons. Then, compute the pressure in pascals that would be created on the oil in a 20-mm-diameter cylinder if you stood on a piston in the cylinder. Convert the resulting...
For the pressure you computed in Problem 1.55, compute the force in newtons that could be exerted on a piston with 250-mm diameter. Then, convert the resulting force to pounds.
For the conditions described in Problem 1.59, assume that the 1.00-percent volume change occurred in a cylinder with an inside diameter of 1.00 in and a length of 12.00 in. Compute the axial distance...
Calculate the weight of 1 m 3 of kerosene if it has a mass of 825 kg.
Assume that a man weighs 160 lb (force). a. Compute his mass in slugs. b. Compute his weight in N. c. Compute his mass in kg.
In the United States, hamburger and other meats are sold by the pound. Assuming that this is 1.00-lb force, compute the mass in slugs, the mass in kg, and the weight in N.
Methyl alcohol has a specific gravity of 0.789. Calculate its density and its specific weight.
How many gallons of mercury (sg = 13.54) would weigh the same as 5 gal of castor oil, which has a specific weight of 59.69 lb/ft 3 ?
Define shear stress as it applies to a moving fluid.
Define a Newtonian fluid.
Define a non-Newtonian fluid.
Define viscosity index (VI). Appendix D gives dynamic viscosity for a variety of fluids as a function of temperature. Using this appendix, give the value of the viscosity for the following fluids
What grades of SAE oil are suitable for lubricating geartype transmissions?
In a falling-ball viscometer, a steel ball 1.6 mm in diameter is allowed to fall freely in a heavy fuel oil having a specific gravity of 0.94. Steel weighs 77 kN/m 3 . If the ball is observed to fall...
If a body moves 3.2 km in 4.7 min with constant acceleration, calculate the acceleration in m/s 2 . A body starting from rest with constant acceleration moves according to the relationship s = at 2...
An object is dropped from a height of 13 m. Neglecting air resistance, how long would it take for the body to strike the ground? Use a = g = 9.81 m/s 2 . A body starting from rest with constant...
If a body moves 3.2 km in 4.7 min with constant acceleration, calculate the acceleration in ft/s 2 . A body starting from rest with constant acceleration moves according to the relationship s = at 2...
An object is dropped from a height of 53 in. Neglecting air resistance, how long would it take for the body to strike the ground? Use a = g = 32.2 ft/s 2 . A body starting from rest with constant...
Calculate the kinetic energy in ft-lb of an 8000-lb truck moving at 10 mi/h. The formula for kinetic energy is KE = mv 2 , where m = mass and v = velocity.
Calculate the kinetic energy in ft-lb of a 150-lb box moving on a conveyor at 20 ft/s. The formula for kinetic energy is KE = mv 2 , where m = mass and v = velocity.
Calculate the velocity in ft/s of a 30-lb object if it has a kinetic energy of 10 ft-lb. The formula for kinetic energy is KE = mv 2 , where m = mass and v = velocity.
Calculate the velocity in ft/s of a 6-oz body if it has a kinetic energy of 30 in-oz. The formula for kinetic energy is KE = mv 2 , where m = mass and v = velocity.
If a pitcher has allowed 39 runs during 141 innings, calculate the ERA. One measure of a baseball pitchers performance is earned run average or ERA. It is the average number of earned runs allowed if...
A pitcher has an ERA of 3.12 runs/game and has pitched 150 innings. How many earned runs has the pitcher allowed? One measure of a baseball pitchers performance is earned run average or ERA. It is...
A pitcher has an ERA of 2.79 runs/game and has allowed 40 earned runs. How many innings have been pitched? One measure of a baseball pitchers performance is earned run average or ERA. It is the...
A pitcher has allowed 49 earned runs during 123 innings. Calculate the ERA. One measure of a baseball pitchers performance is earned run average or ERA. It is the average number of earned runs...
A hydraulic cylinder must be able to exert a force of 38.8 kN. The piston diameter is 40 mm. Compute the required pressure in the oil.
The hydraulic lift for an automobile service garage has a cylinder with a diameter of 8.0 in. What pressure must the oil have to be able to lift 6000 lb?
A coining press is used to produce commemorative coins with the likenesses of all the U.S. presidents. The coining process requires a force of 18000 lb. The hydraulic cylinder has a diameter of 2.50...
The maximum pressure that can be developed for a certain fluid power cylinder is 5000 psi. Compute the required diameter for the piston if the cylinder must exert a force of 20 000 lb.