Homework Answers
stress = force / area
3.8 N/mm^2 = 1810 N / 3.14 (24^2 - d2^2) mm^2
d2 = 9.984 mm is the inside dia
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Do not round intermediate calculations, Give your final answer(s) to three significant figures. A strain gage...
9.98 mm is not the right answer Do not round intermediate calculations, Give your final answer(s)...
9.98 mm is not the right answer
Do not round intermediate calculations, Give your final answer(s) to three significant figures. A strain gage located at C on the surface of bone AB indicates that the average normal stress in the bone is 3.80 MPa when the bone is subjected to two 1,210-N forces as shown. Assuming the cross section of the bone atC to be annular and knowing that its outer diameter is 24 mm, determine the inner diameter of...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. 100 kN 90...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. 100 kN 90 mm 100 kN Two steel plates of uniform cross section 9 x 90 mm are welded together as shown. Knowing that centric 100-kN forces are applied to the welded plates and that ß - 29°, determine (a) the in-plane shearing stress parallel to the weld, MPa corresponding normal MPa
Do not round intermediate calculations. Give your final answer(s) to three significant figures. An extruded aluminum...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. An extruded aluminum beam has the cross section shown. Knowing that the vertical shear in the beam is 200 kN, determine the shearing stress at point a . 8 16 80 40 80 Dimensions in mm MPa
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Do not round intermediate calculations. Give your final answer(s) to three significant figures. A square yellow-brass bar must not stretch more than 4.6 mm when it is subjected to a tensile load. Knowing thatE -105 GPa and that the allowable tensile strength is 164 MPa, determine (a ) the maximum allowable length of the bar, (b) the required dimensions, in mm, of the cross section if the tensile load is 31 kN. (a) The maximum allowable length of the bar...
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Do not round intermediate calculations. Give your final answer(s) to three significant figures Each of the two vertical links CF connecting the two horizontal members AD and EG has a 40-mm uniform rectangular cross section and is made of a steel with an ultimate strength in tension of 404 MPa, while each of the pins at C and F has a 10-mm diameter and is made of a steel with an ultimate strength in sheer of 14S MPa. Determine the...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Knowing that the...
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Do not round intermediate calculations. Give your final answer(s) to three significant figures. A The solid...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. A The solid shaft A B rotates at 420 rpm and transmits 18 kW from the motor M to machine tools connected to gears F and G. Knowing that τ all-55 MPa and assuming that 8 kw is taken off at gearF and 10 kW is taken off at gear G, determine the smallest permissible diameter of shaft AB 160 F250 250 60 160 110 60 all...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Each of the...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Each of the links AB and CD is made of aluminum (E 73 GPa) and has a cross-sectional area of 110 mm*. Knowing that they support the rigid member BC, determine the deflection of point E. 4 kN 0.44 m 0.42 m 0.19 m
Do not round intermediate calculations. Give your final answer(s) to three significant figures. The beam shown...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. The beam shown is made of a nylon for which the allowable stress is 25 MPa in tension and 29 MPa in compression. Determine the largest couple M that can be applied to the beam 24 mm 21 mm 42 mm 12 mm N m
Do not round intermediate calculations. Give your final answer(s) to three significant figures 13.4 mm B...
Do not round intermediate calculations. Give your final answer(s) to three significant figures 13.4 mm B C D Hinge Hinge 20 mm 0.35 m 0.35 m 0.35 m 0.35 m A central beam BD is joined at hinges to two cantilever beams AB and DE. All beams have the cross section shown. For the loading shown, determine the largest so that the deflection at C does not exceed 2.2 mm. Use E = 200 GPa. W max N/m
9.98 mm is not the right answer
Do not round intermediate calculations, Give your final answer(s) to three significant figures. A strain gage located at C on the surface of bone AB indicates that the average normal stress in the bone is 3.80 MPa when the bone is subjected to two 1,210-N forces as shown. Assuming the cross section of the bone atC to be annular and knowing that its outer diameter is 24 mm, determine the inner diameter of...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. 100 kN 90 mm 100 kN Two steel plates of uniform cross section 9 x 90 mm are welded together as shown. Knowing that centric 100-kN forces are applied to the welded plates and that ß - 29°, determine (a) the in-plane shearing stress parallel to the weld, MPa corresponding normal MPa
Do not round intermediate calculations. Give your final answer(s) to three significant figures. An extruded aluminum beam has the cross section shown. Knowing that the vertical shear in the beam is 200 kN, determine the shearing stress at point a . 8 16 80 40 80 Dimensions in mm MPa
Do not round intermediate calculations. Give your final answer(s) to three significant figures. A square yellow-brass bar must not stretch more than 4.6 mm when it is subjected to a tensile load. Knowing thatE -105 GPa and that the allowable tensile strength is 164 MPa, determine (a ) the maximum allowable length of the bar, (b) the required dimensions, in mm, of the cross section if the tensile load is 31 kN. (a) The maximum allowable length of the bar...
Do not round intermediate calculations. Give your final answer(s) to three significant figures Each of the two vertical links CF connecting the two horizontal members AD and EG has a 40-mm uniform rectangular cross section and is made of a steel with an ultimate strength in tension of 404 MPa, while each of the pins at C and F has a 10-mm diameter and is made of a steel with an ultimate strength in sheer of 14S MPa. Determine the...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Knowing that the allowable stress for the beam shown is 95 MPa, determine the allowable bending moment M when the radius r of the fillets is (a) 12 mm, (b) 18 mm. 8 mm 120 mm 60 mm SM 28 24 K 20 12 14 1.02 1.2 0 005 010 015 0.2 0.25 03 (a) M (b) M = N m N·m
Do not round intermediate calculations. Give your final answer(s) to three significant figures. A The solid shaft A B rotates at 420 rpm and transmits 18 kW from the motor M to machine tools connected to gears F and G. Knowing that τ all-55 MPa and assuming that 8 kw is taken off at gearF and 10 kW is taken off at gear G, determine the smallest permissible diameter of shaft AB 160 F250 250 60 160 110 60 all...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Each of the links AB and CD is made of aluminum (E 73 GPa) and has a cross-sectional area of 110 mm*. Knowing that they support the rigid member BC, determine the deflection of point E. 4 kN 0.44 m 0.42 m 0.19 m
Do not round intermediate calculations. Give your final answer(s) to three significant figures. The beam shown is made of a nylon for which the allowable stress is 25 MPa in tension and 29 MPa in compression. Determine the largest couple M that can be applied to the beam 24 mm 21 mm 42 mm 12 mm N m
Do not round intermediate calculations. Give your final answer(s) to three significant figures 13.4 mm B C D Hinge Hinge 20 mm 0.35 m 0.35 m 0.35 m 0.35 m A central beam BD is joined at hinges to two cantilever beams AB and DE. All beams have the cross section shown. For the loading shown, determine the largest so that the deflection at C does not exceed 2.2 mm. Use E = 200 GPa. W max N/m
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