Answer all.a.A mild steel flat of width b= 150 mm, thickness t = 20 mm and length L= 6000 mm carries an axial pull P = 300 kN. If modulus of elasticity of mild steel is 200 GPa and Poisson’s ratio is 0.25, calculate the change in length, width and thickness of the flat. B.A stepped bar made of brass is subjected to axial loads as shown in the below figure. Determine the total change in length of the bar. Take E =100 GPa.figure is attached C.A thin cylinder of external diameter 820 mm, length 3 m and wall thickness of 10 mm is subjected to an internal pressure of 2.5 N/mm2 . Determine the change in diameter and length. Take Young’s modulus = 2×105 N/mm2 and Poisson’s ratio = 0.25.
Answer all.a.A mild steel flat of width b= 150 mm, thickness t = 20 mm and length L= 6000 mm carries an axial pull P = 300 kN. If modulus of elasticity of mild steel is 200 GPa and Poisson’s ratio is 0.25, calculate the change in length, width and thickness of the flat. B.A stepped bar made of brass is subjected to axial loads as shown in the below figure. Determine the total change in length of the bar. Take E =100 GPa.figure is attached C.A thin cylinder of external diameter 820 mm, length 3 m and wall thickness of 10 mm is subjected to an internal pressure of 2.5 N/mm2 . Determine the change in diameter and length. Take Young’s modulus = 2×105 N/mm2 and Poisson’s ratio = 0.25.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Answer all.a.A mild steel flat of width b= 150 mm, thickness t = 20 mm and length L= 6000 mm carries an
axial pull P = 300 kN. If modulus of elasticity of mild steel is 200 GPa and Poisson’s ratio is
0.25, calculate the change in length, width and thickness of the flat.
B.A stepped bar made of brass is subjected to axial loads as shown in the below figure. Determine
the total change in length of the bar. Take E =100 GPa.figure is attached
C.A thin cylinder of external diameter 820 mm, length 3 m and wall thickness of 10 mm is
subjected to an internal pressure of 2.5 N/mm2
. Determine the change in diameter and length.
Take Young’s modulus = 2×105 N/mm2
and Poisson’s ratio = 0.25.
Transcribed Image Text:10:54 A a vỊ
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| 95%
60mmø
40 kN +
30mmø
10 kN
20 kN +
20mmø
50 kN
600 mm
800 mm
500 mm
II
...
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