Problem 4.3
Part C
The composite shaft, consisting of aluminum, copper, and steel sections, is subjected to the loading shown. The cross-sectional areas of sections AB, BC, and CD are A_(AB) = 0.09 in^2, A_(BC) = 0.13 in^2, and A_(CD) = 0.07 in^2, respectively. The modulus of elasticity for each section is shown in the figure. Neglect the size of the collars at B and C.
(Figure 1)
Figure
1 of 1
Aluminum
Copper
E_(al) = 10(10^3) ksi
Steel
E_(st) = 29(10^3) ksi
Determine the normal stress in section CD.
Express your answer to three significant figures and include the case of tension.
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Part D
Determine the displacement of end A with respect to end D.
Express your answer to three significant figures and include th
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Problem 4.3
Part C
The composite shaft, consisting of aluminum, copper, and steel sections, is subjected to the loading shown. The cross-sectional areas of sections AB, BC, and CD are A_(AB) = 0.09 in^2, A_(BC) = 0.13 in^2, and A_(CD) = 0.07 in^2, respectively. The modulus of elasticity for each section is shown in the figure. Neglect the size of the collars at B and C (Figure 1)
Determine the normal stress in section CD
Express your answer to three significant figures and include the case of tension.
CD = -21.4 ksi
Submit
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Correct
Part D
Determine the displacement of end A with respect to end D. Express your answer to three significant figures and include th
Figure
1 of 1
C
Aluminum
Copper Steel E = 1810 ksi E = 2910 ksi
E = 1010 ksi
A/D = 0.0425 in
2.00 kip A
3.50 kip
1.75 kip
1.50 kip D
Submit
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13.50 kip 12 in
1.75 kip 16 in
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18 in