Q. 23
Two steel rods and one copper rod each of 25 mm
diameter together support a load of 25 kN as shown
in Fig. Q. 23 find stresses in rods.
Take E for steel 2 x 10 N/mm², and E for copper
1.10 x 10 N/mm?
Answers
Answered by
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Step-by-step explanation:
Data: ds = 20mmΦ, dc = 20mmΦ, Ls = 2m, Lc = 1.5m, P = 20kN, Es = 210 GPa and Ec = 110 GPa.
As=2×
(
πd
2
s
4
)=2×
(
π×20
2
4
)
=628.32
mm
2
As=2×(πds24)=2×(π×2024)=628.32mm2
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