Need help with this review stuck on part CEngineering of Materials Hooke's Law7 of 8Part B - Calculate the elongation under loadA bar with a solid square cross-section is composed of three sections of equal length. The outer sections are made from material A and the middle section is made from material B, as shown in the figure. Assume thestress-strain curves for the particular materials used are as shown. What is the change in the length of the bar if a tensile load of 88 kN is applied? The square cross-section has 2 cm sides and the length of each partis 2 m. The elastic modulus of material A is 150 GPa and the elastic modulus of material B is 100 GPao (MPa)400Material A300Material B200Material A1000.0020.0040.006Express your answer to three significant figures in meters.• View Available Hint(s)1.15x10-2 mSubmitPrevious AnswersCorrect Hooke's Law7 of 8Express your answer to three significant figures in meters.• View Available Hint(s)1.15x10-2 mSubmitPrevious Answersv CorrectCorrect answer is shown. Your answer 0.011466 m was either rounded differently or used a different number of significant figures than required for this part.Part C - Hooke's law and strain hardeningWhen the bar in Part B is unloaded, it will have a permanent change in length. What is this permanent change in the length?Express your answer to three significant figures in meters.• View Available Hint(s)TVo| AEo In vec?0.0008mSubmitPrevious AnswersX Incorrect; Try Again; 9 attempts remaining

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• Part C- Hooke's law and strain hardening When the bar in Part B is unloaded, it will have a permanent change in length. What is this permanent change in the length? Express your answer to three significant figures in meters. • View Available Hint(s) Va AEo vec 0.0008 m

• Part C- Hooke's law and strain hardening When the bar in Part B is unloaded, it will have a permanent change in length. What is this permanent change in the length? Express your answer to three significant figures in meters. • View Available Hint(s) Va AEo vec 0.0008 m

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.2.4P: A steel cable with a nominal diameter of 25 mm (see Table 2-1) is used in a construction yard to...

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