b) If a pipe with an inner diameter of 36 mm is subjected to an axial load of 5.20 x 105 N and the maximum allowable stress in the pipe is 7.5 x 109 N/m², calculate the minimum wall thickness required for the pipe. Give your answer in millimetres (mm) to 2 decimal places. [7 marks] c) A wire with a Young's Modulus, E, of 8.5 x 106 N/m² and an original length of 1.5 m is under tension. If the wire length extension is 2.5 mm, calculate the stress in the wire. Give your answer in N/m² to 2 decimal places. [6 marks]

b) If a pipe with an inner diameter of 36 mm is subjected to an axial load of 5.20 x 105 N and the maximum allowable stress in the pipe is 7.5 x 109 N/m², calculate the minimum wall thickness required for the pipe. Give your answer in millimetres (mm) to 2 decimal places. [7 marks] c) A wire with a Young's Modulus, E, of 8.5 x 106 N/m² and an original length of 1.5 m is under tension. If the wire length extension is 2.5 mm, calculate the stress in the wire. Give your answer in N/m² to 2 decimal places. [6 marks]

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter14: Static Equilibrium, Elasticity, And Fracture

Section: Chapter Questions

Problem 57PQ: A copper rod with length 1.4 m and cross-sectional area 2.0 cm2 is fastened to a steel rod of length...

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