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Calculate the net longitudinal stress σc=20N/mm^2, σI=11N/mm^2 and μ=0.2

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in Automotive Engine Design by (137k points)
Calculate the net longitudinal stress σc=20N/mm^2, σI=11N/mm^2 and μ=0.2

(a) 6N/mm^2

(b) 7N/mm^2

(c) 8N/mm^2

(d) 9N/mm^2

The question was posed to me in an interview for internship.

My enquiry is from IC Engine topic in section Design of IC Engine Components of Automotive Engine Design

1 Answer

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Best answer
Right option is (a) 6N/mm^2

Easy explanation: (σI)net=σI-μσc

=11-0.2×20

=7N/mm^2

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