A compound bar having steel rod of diameter 35mm and solid copper of diameter 20mm and aluminiu square rod is as shown in fig. Find change in length of bar. Take Modullus of elasticity $E

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A compound bar having steel rod of diameter 35mm and solid copper of diameter 20mm and aluminiu square rod is as shown in fig. Find change in length of bar. Take Modullus of elasticity

$E_{s}=210$

written 5.6 years ago by

teamques10 ★ 69k

modified 3.0 years ago by

pedsangini276 • 4.8k

$E_{c} = 11- GPa and Eal = 70 GPa$

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strength of materials

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written 5.6 years ago by

teamques10 ★ 69k

$\begin{array}{l}{\text { Data: } \mathrm{Es}=210 \mathrm{kN} / \mathrm{mm}^{2}, \mathrm{Ec}=110 \mathrm{GPa} \text { and } \mathrm{E}_{\mathrm{Al}}=70 \mathrm{GPa}} \ {\text { Find: } \mathrm{P}, \delta \mathrm{L}} \ {\text { To find unknown force } \mathrm{P} \text { , }} \ {\sum \mathrm{Fx}=0} \ {-30+\mathrm{P}-5+10=0} \ {\mathrm{P}-25=0} \ {\mathrm{P}=25 \mathrm{kN}}\end{array}$ To …

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