28H.W3.pdf >H.W3:1- A hallow steel tube 3.5 m long has external diameter of 120 mm.The tube was subjected to tensile load of 400 kN and extension wasmeasured to be 2 mm. If the modulus of elasticity for the tube materialis 200 GPa. Determine the internal diameter of the tube.1202-A steel bar ABCD is subjected to point loads of P. P, P, and P, as shown in Fig. 3.15.40 x 40 B30 x 3025 x 25PP, P,475010001200Determine the magnitude of the force P, necessary for the equilibrium, if P, = 120 kN, P, = 220and P,= 160 kN. Also determine the net change in the length of the steel bar. Take E= 200 GPa.

Given data Change in length External diameter Length Load Modulus of Elasticity. According to…

H.W3: 1- A hallow steel tube 3.5 m long has external diameter of 120 mm. The tube was subjected to tensile load of 400 kN and extension was measured to be 2 mm. If the modulus of elasticity for the tube material is 200 GPa. Determine the internal diameter of the tube. 120

H.W3: 1- A hallow steel tube 3.5 m long has external diameter of 120 mm. The tube was subjected to tensile load of 400 kN and extension was measured to be 2 mm. If the modulus of elasticity for the tube material is 200 GPa. Determine the internal diameter of the tube. 120

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28
H.W3.pdf >
H.W3:
1- A hallow steel tube 3.5 m long has external diameter of 120 mm.
The tube was subjected to tensile load of 400 kN and extension was
measured to be 2 mm. If the modulus of elasticity for the tube material
is 200 GPa. Determine the internal diameter of the tube.
120
2-
A steel bar ABCD is subjected to point loads of P. P, P, and P, as shown in Fig. 3.15.
40 x 40 B
30 x 30
25 x 25
P
P, P,4
750
1000
1200
Determine the magnitude of the force P, necessary for the equilibrium, if P, = 120 kN, P, = 220
and P,= 160 kN. Also determine the net change in the length of the steel bar. Take E= 200 GPa.

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